[1] GROOTE SCHUUR HOSP,DEPT CYTOPATHOL,CAPE TOWN,SOUTH AFRICA
[2] UNIV CAPE TOWN,RONDEBOSCH 7700,SOUTH AFRICA
[3] TYGERBERG HOSP,DEPT PATHOL ANAT,TYGERBERG,SOUTH AFRICA
[4] UNIV STELLENBOSCH,TYGERBERG 7505,SOUTH AFRICA
[5] KWAZULU NATAL REG LAB SERV,CYTOL UNIT,DURBAN,SOUTH AFRICA
[6] GROOTE SCHUUR HOSP,GYNAECOL ONCOL UNIT,CAPE TOWN,SOUTH AFRICA