URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::f72cf604829c011a4dc39a6ef656bd39https://doi.org/10.3171/jns.2006.104.6.990
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a525107de7e39dfcb71a6e7f1174c073https://pubmed.ncbi.nlm.nih.gov/4852065