Biography References 1919Study at Qasr al-ʿAyni in Cairo EditListe Officielles des Médécins Egyptiens, 1922, p. 74 1922Work at Ophthalmic Hospital, Fayyum in Fayyum EditListe Officielles des Médécins Egyptiens, 1922, p. 74 Authorizations References 1921License: Doctor, Authorized by Ministry of Interior, Egypt EditListe Officielles des Médécins Egyptiens, 1922, p. 74 Identity Zacharia Mattaزكريا متىProfession: Doctor Source More info Bibliographic references: Liste Officielles des Médécins Egyptiens, 1922, p. 74