RT Journal Article SR Electronic T1 Cardiac or respiratory cause of hypoxia in a newborn JF Archives of disease in childhood - Education & practice edition JO Arch Dis Child Educ Pract Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 361 OP 363 DO 10.1136/archdischild-2020-321202 VO 107 IS 5 A1 McKenna, Martha A1 Batchelor, Gemma A1 O'Connor, Bernadette A1 McGowan, Michael A1 Conn, Richard L YR 2022 UL http://ep.bmj.com/content/107/5/361.abstract AB