RT Journal Article SR Electronic T1 Relation of bronchopulmonary dysplasia to oxygen and ventilator in the newborn JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 162 OP 162 DO 10.1136/adc.48.2.162-c VO 48 IS 2 A1 J. S. Wigglesworth YR 1973 UL http://adc.bmj.com/content/48/2/162.6.abstract AB