الوصول الحر: http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1981-86372020000100332Test
الوصول الحر: https://doaj.org/article/d415df9db1c440dd808227b0a82fb2eeTest
الإتاحة: https://doi.org/10.6084/m9.figshare.14327568.v1Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bcaca1d4821229c1a1790e22a894a66fTesthttps://doi.org/10.1111/idj.12226Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f794c0a894073bb8d8bfdff1297f99e7Testhttps://pubmed.ncbi.nlm.nih.gov/26794099Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=pmid_dedup__::4cef2ca9a00c5e6ccbde6567b21680b6Testhttp://europepmc.org/articles/PMC4367907Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=pmid________::79156efc52f0e72ec57816310f99f801Testhttps://pubmed.ncbi.nlm.nih.gov/25126631Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e3c1d31b19929f65206dceb99161559cTesthttps://doi.org/10.1080/000163502753509491Test
الإتاحة: https://kce.docressources.info/index.php?lvl=notice_display&id=4063Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::14e7aeb5499d8dc2ec566f81570d6bb3Testhttps://pubmed.ncbi.nlm.nih.gov/20019709Test