Kreif, N; Grieve, R; Radice, R; Sekhon, JS; (2013) Regression-adjusted matching and double-robust methods for estimating average treatment effects in health economic evaluation. Health services & outcomes research methodology, 13 (2-4). pp. 174-202. ISSN 1387-3741 DOI: https://doi.org/10.1007/s10742-013-0109-2 Full text not available from this repository.

O'Neill, S; Kreif, N; Grieve, R; Sutton, M; Sekhon, JS; (2016) Estimating causal effects: considering three alternatives to difference-in-differences estimation. Health services & outcomes research methodology, 16. pp. 1-21. ISSN 1387-3741 DOI: https://doi.org/10.1007/s10742-016-0146-8

Ramsahai, R; Grieve, R; Sekhon, J; (2011) Extending iterative matching methods: an approach to improving covariate balance that allows prioritisation. Health services & outcomes research methodology, 11 (3-4). pp. 95-114. ISSN 1387-3741 DOI: https://doi.org/10.1007/s10742-011-0075-5 Full text not available from this repository.

Steventon, A; Grieve, R; Sekhon, JS; (2015) A comparison of alternative strategies for choosing control populations in observational studies. Health services & outcomes research methodology, 15 (3-4). pp. 157-181. ISSN 1387-3741 DOI: https://doi.org/10.1007/s10742-014-0135-8