الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d18d0a177e6b34320ef9d0968d509402Testhttp://seer.ufrgs.br/RevistaGauchadeEnfermagem/article/view/85501Test
الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::49e69b425c1df8979035109c6ff5b457Testhttp://aquichan.unisabana.edu.co/index.php/aquichan/article/view/9419Test