Informing efficient randomised controlled trials: exploration of challenges in developing progression criteria for internal pilot studies
Crossref DOI link: https://doi.org/10.1136/bmjopen-2016-013537
Published Online: 2017-02-17
Published Print: 2017-02
Update policy: https://doi.org/10.1136/crossmarkpolicy
Avery, Kerry N L http://orcid.org/0000-0001-5477-2418
Williamson, Paula R
Gamble, Carrol
O'Connell Francischetto, Elaine
Metcalfe, Chris
Davidson, Peter
Williams, Hywel
Blazeby, Jane M