A pilot study of blood pressure levels in Benin City, Nigeria.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D006973:Hypertension / Q000453:epidemiology* / Q000628:therapy; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D009549:Nigeria; D010865:Pilot Projects