Biography References 1918Study at Qasr al-ʿAyni in Cairo EditListe Officielles des Médécins Egyptiens, 1922, p. 137 1922Work at Government Hospital, Aswan in Aswan EditListe Officielles des Médécins Egyptiens, 1922, p. 137 Authorizations References 1918License: Pharmacist, Authorized by Ministry of Interior, Egypt EditListe Officielles des Médécins Egyptiens, 1922, p. 137 Identity Muhammad Mahmud al-Rayyisمحمد محمود الريسAlternatively named: Mohammed Mahmoud El RayyesProfession: Pharmacist Source More info Bibliographic references: Liste Officielles des Médécins Egyptiens, 1922, p. 137