1. Outpatient pediatric anesthesiology;Ahlgren;Anesth Anale,1971
2. Prolonged endotracheal intubation in infants and children;Allen;Br J Anaesth,1965
3. Pain and its effects in the human neonate and fetus;Anand;N Engl J Med,1987
4. Endotracheal anesthesia for babies;Ayer;Curr Res Anesth Analg,1937
5. Organization of an intensive care unit in a children’s hospital;Bachman;Anesth Anale,1967