الوصول الحر: https://doaj.org/article/8d747da280bc493dbd61faa05b47dba0Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::186d8dadee0a32f33e93d8357bf9e2c7Testhttps://doi.org/10.12688/f1000research.11553.1Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f051602d48ae5327f2c6b58344035210Testhttps://doi.org/10.12688/f1000research.6959.1Test