Care of mothers and infants.
Avery
M E
ME
D005260:Female; D005544:Forecasting; D006801:Humans; D007226:Infant Mortality / Q000639:trends*; D007231:Infant, Newborn; D010500:Perinatology / Q000639:trends*; D011247:Pregnancy; D012940:Social Problems / Q000639:trends; D014481:United States