[1] Queens Univ, Canc Epidemiol Res Grp, Belfast, Antrim, North Ireland
[2] Queens Univ, Patrick G Johnston Ctr Canc Res, Belfast, Antrim, North Ireland
[3] Queens Univ, Northern Ireland Biobank, Belfast, Antrim, North Ireland
[4] Queens Univ, Precis Med Ctr Excellence, Belfast, Antrim, North Ireland
[5] Belfast Hlth & Social Care Trust, Dept Cellular Pathol, Belfast, Antrim, North Ireland