الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::68f1d5d4e27442c50bb1e1d13ccb4824Testhttps://doi.org/10.1016/j.jpedsurg.2009.11.008Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::304fedbdd369308c1fad1f81a7ec1b37Testhttps://doi.org/10.1016/j.jpurol.2009.02.135Test