الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6631d5f0f230ccd972c4d9afec805351Testhttp://europepmc.org/articles/PMC4534433Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c4f4858d762470b66248ebded32c7b9aTesthttps://doi.org/10.1039/c1fo10172bTest
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::86a04328bc1be4b9f98274b72eb4cd15Testhttps://pubmed.ncbi.nlm.nih.gov/22335872Test