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   <url>
     <loc>https://seestargardtdisease.com/hcp/diagnosis-and-testing/</loc>
     <video:video>
       <video:thumbnail_loc>https://i.vimeocdn.com/video/2207438842-35f5246332306b1d4613f66e0bcf0571d88bf961e9cff4049e1230fb1ab8eb4e-d_640?region=us</video:thumbnail_loc>
       <video:title>Stargardt Disease (STGD1) Mechanism of Disease</video:title>
       <video:description>This educational video explains the molecular mechanism of Stargardt Disease (STGD1). It details how pathogenic mutations in the ABCA4 gene disrupt protein function, leading to retinal degeneration and central vision loss.</video:description>
       <video:content_loc>https://player.vimeo.com/video/1232108746\</video:content_loc>
       <video:duration>199</video:duration>
      </video:video>
   </url>
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