Al-Saeed, Wafa Y, Kasim M AL-Dawood, Igbal A Bukhari, y Ahmed A Bahnassy. 2009. «Risk Factors and Co-Morbidity of Skin Disorders Among Female Schoolchildren in Eastern Saudi Arabia.». Investigación Clínica 48 (2). https://produccioncientificaluz.org/index.php/investigacion/article/view/28650.