title: Commentary: ethical approval of study was warranted.
authors.forename: V
authors.initials: V
authors.lastname: Hughes
mesh_terms: D004992:Ethics, Medical; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology*; D007223:Infant; D008297:Male; D010100:Oxygen / Q000097:blood*; D018579:Patient Selection; D012119:Respiration / Q000502:physiology*; D013398:Sudden Infant Death
chemical_list: D010100:Oxygen