Curtin, F; Altman, DG; Elbourne, D; (2002) Meta-analysis combining parallel and cross-over clinical trials. I: Continuous outcomes. Statistics in medicine, 21 (15). pp. 2131-44. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.1205 Full text not available from this repository.

Curtin, F; Elbourne, D; Altman, DG; (2002) Meta-analysis combining parallel and cross-over clinical trials. II: Binary outcomes. Statistics in medicine, 21 (15). pp. 2145-59. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.1206 Full text not available from this repository.

Curtin, F; Elbourne, D; Altman, DG; (2002) Meta-analysis combining parallel and cross-over clinical trials. III: The issue of carry-over. Statistics in medicine, 21 (15). pp. 2161-73. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.1207 Full text not available from this repository.

White, IR; Bamias, C; Hardy, P; Pocock, S; Warner, J; (2001) Randomized clinical trials with added rescue medication: some approaches to their analysis and interpretation. Statistics in medicine, 20 (20). pp. 2995-3008. ISSN 0277-6715 DOI: https://doi.org/10.1002/sim.927 Full text not available from this repository.