Variations in GPs' decisions to investigate suspected lung cancer: a factorial experiment using multimedia vignettes
Jessica Sheringham, Rachel Sequeira, Jonathan Myles, William Hamilton, Joe McDonnell, Judith Offman, Stephen Duffy, Rosalind Raine
BMJ Quality & Safety Jun 2017, 26 (6) 449-459; DOI: 10.1136/bmjqs-2016-005679