title: Cardio-thoracic ratio in Negroes in Southern Africa.
mesh_terms: D000293:Adolescent; D000328:Adult; D000353:Africa, Southern; D000886:Anthropometry; D044383:Black People; D001794:Blood Pressure; D006332:Cardiomegaly / Q000000981:diagnostic imaging; D005260:Female; D006321:Heart / Q000033:anatomy & histology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography; D013909:Thorax / Q000033:anatomy & histology*