الوصول الحر: https://doaj.org/article/dba90e7e6bb242b094e0cf5ac1fe5968Test
الإتاحة: https://doi.org/10.6084/m9.figshare.14089013.v1Test
الإتاحة: https://doi.org/10.1097/FM9.0000000000000112Testhttps://doaj.org/article/fc4a33f931504161afb0863b53df1c66Test
الإتاحة: https://doi.org/10.1097/FM9.0000000000000025Testhttps://doaj.org/article/164fa6bef7f84653a0e8b5e36fcecb7fTest
الإتاحة: https://doi.org/10.1186/s12245-020-00297-7Testhttps://doaj.org/article/021c2cc9dc194d02aea4e0d4ae914375Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::64afb0828fc9532aba952a067354aafcTesthttps://boris.unibe.ch/157523/1/Vouga_SciRep_2021.pdfTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::d8a5c9e881ba7897028d03486541fbd7Testhttps://doi.org/10.2139/ssrn.3684424Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::e6c55fdcd32620a29541cee88bed7ba8Testhttps://doi.org/10.2139/ssrn.3724278Test