title: The author replies.
authors.forename: Alexandre
authors.initials: A
authors.lastname: Ouattara
mesh_terms: D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D007362:Intensive Care Units; D008297:Male; D010092:Oximetry / Q000379:methods*
chemical_list: D006454:Hemoglobins