AUTHOR=Durmus Sinem , Yucesan Emrah , Aktug Sinem , Utz Begum , Caglayan Ahmet Okay , Gencpinar Pinar , Günay Cagatay , Oktay Yavuz , Yildirim Ravza Nur , Yigit Ayca , Ozbek Ugur TITLE=Management of rare and undiagnosed diseases: insights from researchers and healthcare professionals in Türkiye JOURNAL=Frontiers in Public Health VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2024.1501942 DOI=10.3389/fpubh.2024.1501942 ISSN=2296-2565