Geoffrey Mitchell1, Michèle Aubin2, Hugh Senior3,4, Claire Johnson5,6, Julia Fallon-Ferguson7,8, Briony Williams7,8, Leanne Monterosso9,10, Joel J Rhee11, Peta McVey12, Matthew Grant13, Harriet Nwachukwu3, Patsy Yates14. 1. Primary Care Clinical Unit, University of Queensland, Herston, Queensland, Australia g.mitchell@uq.edu.au. 2. Département de médecine familiale et de médecine d'urgence, Faculté de médecine, Université Laval, Quebec City, Quebec, Canada. 3. Primary Care Clinical Unit, University of Queensland, Herston, Queensland, Australia. 4. College of Health, Massey University, Auckland, New Zealand. 5. Nursing and Midwifery, Monash University, Clayton, Victoria, Australia. 6. Medical School, The University of Western Australia, Crawley, Western Australia, Australia. 7. Primary Care Collaborative Cancer Clinical Trials Group, The University of Melbourne, Melbourne, Victoria, Australia. 8. General Practice, University of Western Australia, Perth, Western Australia, Australia. 9. School of Nursing, Notre Dame University, Perth, Western Australia, Australia. 10. School of Nursing, Edith Cowan University, Joondalup, Western Australia, Australia. 11. General Practice Unit, University of Wollongong, Wollongong, New South Wales, Australia. 12. Susan Wakil School of Nursing, University of Sydney, Sydney, New South Wales, Australia. 13. School of Medicine, Monash University, Melbourne, Victoria, Australia. 14. Nursing, Queensland University of Technology, Brisbane, Queensland, Australia.