[1] QEII Med Ctr, PathWest Lab Med, Perth, WA, Australia
[2] Royal Prince Alfred Hosp, Dept Urol, Camperdown, NSW 2050, Australia
[3] Healthscope Pathol, Bella Vista, NSW, Australia
[4] Royal Prince Alfred Hosp, Dept Tissue Pathol & Diagnost Oncol, Camperdown, NSW 2050, Australia
[5] Univ Sydney, Sydney Med Sch, Sydney, NSW 2006, Australia