الوصول الحر: https://doaj.org/article/99ef6ce6f7c54c84806513974927e133Test
الوصول الحر: https://doaj.org/article/d9cca735641544fcb66b5f0cbfb9a7e9Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8eb260512a6af956937dcbb6164c9f0aTesthttps://pubmed.ncbi.nlm.nih.gov/24534772Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::aac3a8ed15e58f2c146bef342b3d9e5fTesthttps://doi.org/10.1007/11893295_76Test