RT Journal Article SR Electronic T1 A curious case of PICC line knot formation JF Archives of Disease in Childhood - Fetal and Neonatal Edition JO Arch Dis Child Fetal Neonatal Ed FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP F538 OP F538 DO 10.1136/archdischild-2017-313015 VO 102 IS 6 A1 Sarah Keulemans A1 M Voormolen A1 M Deplancke A1 H Blom YR 2017 UL http://fn.bmj.com/content/102/6/F538.abstract AB