[1] Univ Melbourne, Dept Med, Melbourne, Vic, Australia
[2] St Vincents Hosp, Dept Dermatol, Melbourne, Vic, Australia
[3] Canc Council Victoria, Canc Epidemiol Ctr, Melbourne, Vic, Australia
[4] Univ Melbourne, Ctr Mol Environm Genet & Analyt Epidemiol, Sch Populat Hlth, Melbourne, Vic, Australia
[5] Epworth Med Fdn, Melbourne, Vic, Australia