RT Journal Article SR Electronic T1 Ranitidine in short supply: why now, and where next? JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 382 OP 383 DO 10.1136/archdischild-2019-318447 VO 105 IS 4 A1 Matthew Edward Ryan A1 Catrin Barker A1 Daniel B Hawcutt YR 2020 UL http://adc.bmj.com/content/105/4/382.abstract AB