الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::985246b805ac8b7c26f897428c076272Testhttps://pubmed.ncbi.nlm.nih.gov/19166835Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::30655712f53a28d63cc5520ea8afb8c2Testhttps://pubmed.ncbi.nlm.nih.gov/17141510Test