Biography References 1900Study at Qasr al-ʿAyni in Cairo EditListe Officielles des Médécins Egyptiens, 1922, p. 61 1922Work at Health Office, El-Saf in El-Saf EditListe Officielles des Médécins Egyptiens, 1922, p. 61 Authorizations References 1900License: Doctor, Authorized by Ministry of Interior, Egypt EditListe Officielles des Médécins Egyptiens, 1922, p. 61 Identity Saʿdallah Yusufسعدالله يوسفAlternatively named: Saadallah YoussefProfession: Doctor Source More info Bibliographic references: Liste Officielles des Médécins Egyptiens, 1922, p. 61