Letter: Measurement of neonatal growth.
D006801:Humans; D007362:Intensive Care Units; D007442:Intubation, Intratracheal; D011182:Postoperative Care; D012121:Respiration, Artificial; D012131:Respiratory Insufficiency / Q000503:physiopathology / Q000628:therapy*; D013934:Thymectomy / Q000451:nursing; D014140:Tracheotomy; D014797:Vital Capacity