Recruitment to the MifeMiso trial has now closed. The following hospitals recruited women for the trial:
- Queen Alexandra Hospital, Portsmouth
- Queen's Medical Centre, Nottingham
- University Hospital Coventry
- St Michael's Hospital, Bristol
- Sunderland Royal Hospital
- University College Hospital, London
- Royal Victoria Infirmary, Newcastle
- Whipps Cross Hospital
- St Thomas' Hospital
- Royal Infirmary of Edinburgh
- Liverpool Women's Hospital
- Princess Anne Hospital, Southampton
- Royal London Hospital
- Queen Elizabeth University Hospital, Glasgow
- Glasgow Royal Infirmary
- Newham University Hospital
- Birmingham Women's Hospital
- West Middlesex University Hospital
- Chelsea and Westminster Hospital
- Birmingham Heartlands Hospital
- Princess Royal Hospital, Telford
- Singleton Hospital, Swansea
- Princess of Wales Hospital, Bridgend
- Kings College Hospital
- Burnley General Hospital
- St Helier Hospital
- Epsom Hospital
- Southmead Hospital, Bristol