Biography References 1912Study at Qasr al-ʿAyni in Cairo EditListe Officielles des Médécins Egyptiens, 1922, p. 171 Authorizations References 1912License: Pharmacist assistant, Authorized by Ministry of Interior, Egypt EditListe Officielles des Médécins Egyptiens, 1922, p. 171 Identity Dimitri Vayanosديمتري فايونوسProfession: Pharmacist assistant Source More info Bibliographic references: Liste Officielles des Médécins Egyptiens, 1922, p. 171