الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::527d3507c0e24a3f89d8464b635e9fd0Testhttps://pubmed.ncbi.nlm.nih.gov/34382847Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0dc4d1b9847804cb4aea22642aba23feTesthttps://pubmed.ncbi.nlm.nih.gov/27321326Test