title: [Optimal oxygen saturation in extremely preterm infants].
authors.forename: Weiwei
authors.initials: W
authors.lastname: Lin
authors.affiliation: Email: chen6010@163.com.
authors.forename: Chao
authors.initials: C
authors.lastname: Chen
mesh_terms: D006801:Humans; D062071:Infant, Extremely Premature / Q000097:blood*; D007231:Infant, Newborn; D010100:Oxygen / Q000097:blood*
chemical_list: D010100:Oxygen