Influencing prenatal behavior.
D003153:Community Health Services; D005260:Female; D006266:Health Education; D006801:Humans; D008297:Male; D008396:Maryland; D008429:Maternal Welfare; D008880:Midwifery; D009747:Nutritional Physiological Phenomena; D011247:Pregnancy; D011295:Prenatal Care; D011313:Preventive Dentistry; D011637:Public Health Nursing; D012947:Social Work