Grayling

Blinded and unblinded sample size reestimation procedures for stepped-wedge cluster randomized trials

*Biometrical Journal* 2018; 60(5):903-916

Group sequential clinical trial designs for normally distributed outcome variables

*The Stata Journal* 2018; 18(2):416-431

An optimised multi-arm multi-stage clinical trial design for unknown variance

*Contemporary Clinical Trials* 2018; 67:116-120

Group sequential designs for stepped-wedge cluster randomised trials

*Clinical Trials* 2017; 14(5):501-517

Stepped wedge cluster randomized controlled trial designs: A review of reporting quality and design features

*Trials* 2017; 18:33

Do single-arm trials have a role in drug development plans incorporating randomised trials?

*Pharmaceutical Statistics* 2016; 15(2):143-151

phaseR: An R package for phase plane analysis of autonomous ODE systems

*The R Journal* 2014; 6(2):43-51