الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1289d912927a587ca989b1d7ee82aa20Testhttps://doi.org/10.1002/mus.880100504Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::34512807635f7a49cb64fc30e6d1d13aTesthttps://pubmed.ncbi.nlm.nih.gov/2747734Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::55e9ab924cc49ec3a2bd6f4dfbdf45f4Testhttps://pubmed.ncbi.nlm.nih.gov/2850316Test