Agụmakwụkwọ na ọzụzụ Dọkịta Ogbuagu gụrụ akwụkwọ na Mahadum Calabar nke Naịjirịa n'afọ 2003, Nwee ọzụzụ ndị dọkịta n'ụlọakwụkwọ ahụike Yale (Yale School of Medicine), Ụlọakwụkwọ ahụike Mount Sinai (Mount Sinai School of Medicine).
