A general practitioner and his patients.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005194:Family Practice; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D001523:Mental Disorders / Q000453:epidemiology; D008875:Middle Aged; D009017:Morbidity; D010361:Patients