TY - JOUR T1 - Feasibility of surgical randomised controlled trials with a placebo arm: a systematic review JO - BMJ Open UR - http://dx.doi.org/10.1136/bmjopen-2015-010194 PY - 2016/03/15 AU - Wartolowska K AU - Collins GS AU - Hopewell S AU - Judge A AU - Dean BJF AU - Rombach I AU - Beard DJ AU - Carr AJ ED - DO - DOI: 10.1136/bmjopen-2015-010194 PB - BMJ VL - 6 IS - 3 SP - e010194 EP - e010194 Y2 - 2024/10/22 ER -