Enlaces:
[1] http://www.uvs.sld.cu/cursos?icw_res_id=Base%20de%20Datos%20Cochrane%2F179&icw_br_ids=1_79
[2] http://directoriocursos.sld.cu//index.php?P=FullRecord&ID=484
[3] http://www.uvs.sld.cu/cursos?icw_res_id=Indizaci%C3%B3n%20de%20documentos%2F16&icw_br_ids=1_6
[4] http://directoriocursos.sld.cu//index.php?P=FullRecord&ID=496