[Ventilatory efficiency indices in premature infants in the 1st day of life].
D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D011247:Pregnancy; D011653:Pulmonary Diffusing Capacity; D012129:Respiratory Function Tests; D014470:Umbilical Cord
Indici di efficienza ventilatoria nel prematuro del primo giorno di vita.