الوصول الحر: https://doaj.org/article/e13da6b026764a6caf043050bd084c0bTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cae53deb6924cb8c5a6689a7dae9d141Testhttps://doi.org/10.1002/acn3.51312Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=pmid________::a43b3580a736a727735169e1b714d508Testhttps://pubmed.ncbi.nlm.nih.gov/33616296Test