Fletcher, T; Hough, R; Gurzau, E; Koppova, K; Rudnai, P; (2004) Estimating past exposure to arsenic from drinking water from both residential and occupational sources. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/14034 Full text not available from this repository.

Fletcher, T; Leonardi, G; Hough, R; Goessler, W; Gurzau, E; Koppova, K; Rudnai, P; Clemens, F; Kumar, R; Vahter, M; (2006) Long-term arsenic exposure and cancer risk-sensitivity to choice of indicators based on recent and lifetime arsenic intake. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/9557 Full text not available from this repository.

Fletcher, T; Leonardi, G; Koppova, K; Hough, R; Rudnai, P; Gurzau, E; (2004) Selection of controls for hospital-based case-control studies using retrospective data on the geographic distribution of cases and controls. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/14035 Full text not available from this repository.

Hough, RL; Leonardi, GS; Fletcher, T; (2005) Estimating previous exposure to arsenic for populations living in parts of Hungary, Romania and Slovakia. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/6257 Full text not available from this repository.

Leonardi, G; Fletcher, T; Koppova, K; Hough, R; Rudnai, P; Gurzau, E; (2004) Selection of controls for hospital-based case-control studies using retrospective data on the geographic distribution of cases and controls. [Conference or Workshop Item] https://researchonline.lshtm.ac.uk/id/eprint/14036 Full text not available from this repository.