The doctor and the primary health worker.
D000488:Allied Health Personnel / Q000193:education; D003253:Consultants; D003479:Curriculum; D003906:Developing Countries; D004501:Education, Medical; D005260:Female; D006801:Humans; D010348:Patient Care Team; D010820:Physicians; D011247:Pregnancy; D011315:Preventive Medicine / Q000193:education; D011320:Primary Health Care; D012577:Schools, Medical