RT Journal Article SR Electronic T1 Where are the lungs? An unusual mediastinal mass JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 959 OP 959 DO 10.1136/archdischild-2011-300376 VO 96 IS 10 A1 Teresa Salerno A1 Andrew Bush A1 Laura Menchini A1 Alessandra Lombardi A1 Rita De Vito A1 Alessandro Inserra A1 Renato Cutrera YR 2011 UL http://adc.bmj.com/content/96/10/959.abstract AB