title: Letter: o2 content and PaO2.
mesh_terms: D001238:Asphyxia Neonatorum / Q000097:blood*; D006801:Humans; D000860:Hypoxia / Q000175:diagnosis*; D007231:Infant, Newborn; D010100:Oxygen / Q000097:blood*; D010101:Oxygen Consumption
chemical_list: D010100:Oxygen