[1] Univ Melbourne, Dept Physiol, Melbourne, Vic 3010, Australia
[2] Murdoch Childrens Res Inst, Parkville, Vic 3052, Australia
[3] St Vincents Hosp, Dept Dermatol, Fitzroy, Vic 3065, Australia
[4] New Hair Clin, S Yarra, Vic 3141, Australia
[5] Natl Hair Inst, Middle Pk, Vic 3206, Australia