Verapamil in hypertension--a long term study.
D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D008137:Longitudinal Studies; D008297:Male; D008875:Middle Aged; D014700:Verapamil / Q000627:therapeutic use*
D014700:Verapamil