RT Journal Article SR Electronic T1 Massive paediatric cardiac tumour: good medium-term outcome JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP archdischild-2018-315201 DO 10.1136/archdischild-2018-315201 A1 Sian Catherine Chivers A1 Thomas Semple A1 Nitha Naqvi YR 2018 UL http://adc.bmj.com/content/early/2018/08/03/archdischild-2018-315201.abstract AB