RT Journal Article SR Electronic T1 Clinical trials of contraceptive agents in those under 16 years of age: Are they necessary, ethical or legal? JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 1070 OP 1073 DO 10.1136/archdischild-2014-306854 VO 99 IS 12 A1 Joe Brierley A1 Vic Larcher YR 2014 UL http://adc.bmj.com/content/99/12/1070.abstract AB