الوصول الحر: https://doaj.org/article/bbf314b8ecf64ee0a2a169ca2f7927bcTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e61c0e5647dec452ed00ea9765040cc0Testhttps://pubmed.ncbi.nlm.nih.gov/29454384Test