[1] Univ New South Wales, Sch Womens & Childrens Hlth, Discipline Paediat, UNSW Med, Sydney, NSW 2052, Australia
[2] Univ Sydney, Sch Psychol, Psychooncol Cooperat Res Grp, Sydney, NSW 2006, Australia
[3] Univ Sydney, Ctr Med Psychol & Evidence Based Decis Making CeM, Sch Psychol, Sydney, NSW 2006, Australia
[4] Univ Sydney, Canc Epidemiol & Prevent Res, Sydney Sch Publ Hlth, Sydney, NSW 2006, Australia
[5] Univ New South Wales, Prince Wales Clin Sch, UNSW Med, Sydney, NSW 2052, Australia
[6] Univ Sydney, Northern Clin Sch, Sydney Med Sch, Discipline Genet Med,Royal North Shore Hosp, St Leonards, NSW 2065, Australia
[7] Univ Sydney, Sydney Melanoma Diagnost Ctr, Sydney Med Sch, Discipline Dermatol,Royal Prince Alfred Hosp, Camperdown, NSW 2050, Australia
[8] Univ Sydney, Ctr Canc Res, Westmead Inst Med Res, Sydney, NSW 2145, Australia
[9] Melanoma Inst Australia, Sydney, NSW 2145, Australia
[10] Childrens Hosp Westmead, Heart Ctr Children, Westmead, NSW 2145, Australia