41
Participants
Start Date
November 30, 2015
Primary Completion Date
October 22, 2018
Study Completion Date
October 22, 2018
Group A: Closed-face shell
As for arm description
Group B: Open-face shell
As for arm description
Royal Marsden Hospital NHS Foundation Trust, London
National Institute for Health Research, United Kingdom
OTHER_GOV
Royal Marsden NHS Foundation Trust
OTHER