title: Timing of surfactant treatment.
authors.forename: H L
authors.initials: HL
authors.lastname: Halliday
authors.forename: R F
authors.initials: RF
authors.lastname: Soll
mesh_terms: D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000628:therapy*; D011663:Pulmonary Surfactants / Q000008:administration & dosage*; D013997:Time Factors
chemical_list: D011663:Pulmonary Surfactants