[1] Jose R Reyes Mem Med Ctr, Dept Dermatol, Manila, Philippines
[2] Univ NSW, Sydney, NSW, Australia
[3] St George Hosp, Dept Dermatol, Sydney, NSW, Australia
[4] St George Hosp, SEALS, Dept Anat Pathol, Sydney, NSW, Australia
[5] Royal Childrens Hosp, Dept Anat Pathol, Melbourne, Vic, Australia
[6] Royal Brisbane Hosp, Dept Chem Pathol, Brisbane, Qld, Australia