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    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>
  <!-- Procedures hub (index). The /procedures/ section landing page; data-driven
       card list of published procedures (auto-grows). TH (root) + EN mirror; the
       neutral path is identical in both languages, reciprocal hreflang. -->
  <url>
    <loc>https://bright.endospine.info/procedures</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures" />
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    <lastmod>2026-05-31</lastmod>
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    <lastmod>2026-05-31</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
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  <!-- Procedure pages (/procedures/ route group). Flagship: endoscopic lumbar
       discectomy. TH (root, primary) + EN mirror, reciprocal hreflang. The Thai
       slug is percent-encoded (matches the page's encodeURI canonical). /my comes
       later (#0074). -->
  <url>
    <loc>https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy" />
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    <lastmod>2026-05-31</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P2 — Endoscopic decompression for lumbar spinal stenosis (TH root + EN mirror) -->
  <url>
    <loc>https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P3 — Endoscopic cervical foraminotomy/discectomy, motion-preserving (TH root + EN mirror) -->
  <url>
    <loc>https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P5 — Uniportal endoscopic-assisted lumbar interbody fusion (TH root + EN mirror) -->
  <url>
    <loc>https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P6 — Endoscopic surgery for spinal infection / spondylodiscitis (TH root + EN mirror) -->
  <url>
    <loc>https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P7 — Endoscopic decompression for spinal metastatic tumor (TH root + EN mirror) -->
  <url>
    <loc>https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://bright.endospine.info/en/procedures/endoscopic-lumbar-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy" />
    <lastmod>2026-05-31</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P2 EN mirror — endoscopic decompression for lumbar spinal stenosis -->
  <url>
    <loc>https://bright.endospine.info/en/procedures/endoscopic-decompression-lumbar-spinal-stenosis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P3 EN mirror — endoscopic cervical foraminotomy/discectomy (motion-preserving) -->
  <url>
    <loc>https://bright.endospine.info/en/procedures/endoscopic-cervical-foraminotomy-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P5 EN mirror — uniportal endoscopic-assisted lumbar interbody fusion -->
  <url>
    <loc>https://bright.endospine.info/en/procedures/uniportal-endoscopic-lumbar-interbody-fusion</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P6 EN mirror — endoscopic surgery for spinal infection / spondylodiscitis -->
  <url>
    <loc>https://bright.endospine.info/en/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P7 EN mirror — endoscopic decompression for spinal metastatic tumor -->
  <url>
    <loc>https://bright.endospine.info/en/procedures/endoscopic-decompression-spinal-metastasis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <lastmod>2026-06-02</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
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  <!-- MY (/my/) procedure pages — Burmese mirror of the /procedures route group
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    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>
  <!-- P1 MY mirror — endoscopic lumbar discectomy -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/endoscopic-lumbar-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-lumbar-discectomy" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-lumbar-discectomy" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P2 MY mirror — endoscopic decompression for lumbar spinal stenosis -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/endoscopic-decompression-lumbar-spinal-stenosis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-lumbar-spinal-stenosis" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P3 MY mirror — endoscopic cervical foraminotomy/discectomy (motion-preserving) -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/endoscopic-cervical-foraminotomy-discectomy</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-cervical-foraminotomy-discectomy" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P5 MY mirror — uniportal endoscopic-assisted lumbar interbody fusion -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/uniportal-endoscopic-lumbar-interbody-fusion</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/uniportal-endoscopic-lumbar-interbody-fusion" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P6 MY mirror — endoscopic surgery for spinal infection / spondylodiscitis -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-surgery-spinal-infection-spondylodiscitis" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- P7 MY mirror — endoscopic decompression for spinal metastatic tumor -->
  <url>
    <loc>https://bright.endospine.info/my/procedures/endoscopic-decompression-spinal-metastasis</loc>
    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/procedures/endoscopic-decompression-spinal-metastasis" />
    <xhtml:link rel="alternate" hreflang="x-default" href="https://bright.endospine.info/procedures/endoscopic-decompression-spinal-metastasis" />
    <lastmod>2026-06-15</lastmod>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <!-- Burmese (/my/) routes (#0085 Phase 2 — GATED on native review).
       Ships home/about/academic/knowledge/contact/video + 15 knowledge articles +
       the blog (list + 2 posts, #0085 MY parity Phase 1) + the /procedures route
       group (index + 6 pages, added above). Each entry reciprocates the full
       th/en/my cluster (x-default -> th). -->
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    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/blog" />
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    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/blog/sciatica-radiating-leg-pain" />
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    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/blog/spinal-stenosis-walking" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/blog/spinal-stenosis-walking" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/blog/spinal-stenosis-walking" />
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    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/contact" />
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    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/knowledge/article/why_mri" />
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    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/knowledge/article/redflags" />
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    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/knowledge/article/redflags" />
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    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/knowledge/article/cervical_herniation" />
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    <xhtml:link rel="alternate" hreflang="th" href="https://bright.endospine.info/knowledge/article/spinal_stenosis" />
    <xhtml:link rel="alternate" hreflang="en" href="https://bright.endospine.info/en/knowledge/article/spinal_stenosis" />
    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/knowledge/article/spinal_stenosis" />
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    <xhtml:link rel="alternate" hreflang="my" href="https://bright.endospine.info/my/knowledge/article/microscope_vs_endoscope" />
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  <url>
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