[The problem of prematurity in Guayaquil. Care of the premature infant. Some considerations on its pathology].
D001699:Biometry; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature / Q000706:statistics & numerical data*; D014330:Tropical Medicine
INFANT, PREMATURE/statistics; TROPICAL MEDICINE