[1] Ctr Eye Res Australia, Macular Res Unit, East Melbourne, Vic, Australia
[2] Univ Melbourne, Ctr Epidemiol & Biostat, Melbourne, Vic, Australia
[3] Ctr Eye Res Australia, Populat Hlth Unit, Melbourne, Vic, Australia
[4] Canc Council Victoria, Canc Epidemiol Ctr, Melbourne, Vic, Australia