RT Journal Article SR Electronic T1 Perinatal pathology of costochondral junction in relation to pulmonary hyaline membranes. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 711 OP 711 DO 10.1136/adc.45.243.711-a VO 45 IS 243 A1 Ivemark, B I A1 Robertson, B YR 1970 UL http://adc.bmj.com/content/45/243/711.2.abstract AB