title: Respiratory distress syndrome in very low birth weigh infants with occasionally normal surfactant phospholipids.
mesh_terms: D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007234:Infant, Premature; D008168:Lung / Q000032:analysis*; D010743:Phospholipids / Q000032:analysis*; D011663:Pulmonary Surfactants / Q000032:analysis*; D012127:Respiratory Distress Syndrome, Newborn / Q000378:metabolism*; D013997:Time Factors
chemical_list: D010743:Phospholipids; D011663:Pulmonary Surfactants