RT Journal Article SR Electronic T1 Metformin with insulin does not improve the glycaemic control of overweight/obese adolescents with type 1 diabetes 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 224 OP 224 DO 10.1136/archdischild-2016-312326 VO 102 IS 4 A1 Angela Katrina Lucas-Herald A1 Kenneth J Robertson YR 2017 UL http://ep.bmj.com/content/102/4/224.abstract AB