It's not polio.
Freda
Margaret Comerford
MC
D005260:Female; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D016389:Maternal-Child Nursing / Q000592:standards*; D007752:Obstetric Labor, Premature / Q000451:nursing* / Q000517:prevention & control*; D011247:Pregnancy; D014481:United States