Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Oge: Mahadum Texas School of Public Health, Master's Degree na Public Health na 1994,  Ajụjụ: olee mgbe e hiwere ụlọ akwụkwọ ahụ maka ahụike ọha?
Afọ 1994