[1] Deakin Univ, Sch Med, Waurn Ponds, Vic, Australia
[2] Liverpool Hosp, Dept Dermatol, Liverpool, Vic, Australia
[3] Box Hill Hosp, Dept Dermatol, Box Hill, Vic, Australia
[4] Monash Univ, Dept Dermatol, Eastern Hlth, Box Hill, Vic, Australia
[5] Univ Melbourne, Murdoch Childrens Res Inst, Dept Populat Hlth, Parkville, Vic, Australia
[6] Univ Melbourne, Murdoch Childrens Res Inst, Dept Paediat, Parkville, Vic, Australia
[7] Univ Melbourne, Melbourne Med Sch, Parkville, Vic, Australia