Primary health care at the community level: the involvement of the doctor.
D000367:Age Factors; D001827:Body Height; D001835:Body Weight; D002648:Child; D002664:Child Nutritional Physiological Phenomena; D002669:Child Welfare; D003153:Community Health Services; D003150:Community Health Workers; D005260:Female; D006801:Humans; D007563:Jamaica; D008429:Maternal Welfare; D008430:Maternal-Child Health Centers; D011247:Pregnancy; D011320:Primary Health Care