الوصول الحر: https://doaj.org/article/b097bd33b0a84a9fae134663f948cc0aTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::08db3a1852380e4eb92b55f2ff202e95Testhttps://doi.org/10.1080/03004430.2022.2152017Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::14efeb370ee5154abfd57a546f795a0dTesthttps://doi.org/10.14264/uql.2019.829Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dc44f99078d6e0c69c27794b81df03ffTesthttps://doi.org/10.12968/bjon.2007.16.8.23420Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5468502d2f1c87a42c1e21c4e1b70886Testhttps://pubmed.ncbi.nlm.nih.gov/19057502Test