Breast not necessarily best.
D001942:Breast Feeding; D005260:Female; D005527:Food, Fortified / Q000592:standards; D006801:Humans; D007225:Infant Food / Q000592:standards*; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007234:Infant, Premature / Q000254:growth & development*