Yarmolinsky, J., Bull, C. J., Walker, V. M., Nounu, A., & Davey Smith, G. (2020). Mendelian randomization applied to pharmaceutical use: the case of metformin and lung cancer. International Journal of Epidemiology.
Walker, V. M., Davies, N. M., Hemani, G., Zheng, J., Haycock, P., Gaunt, T., … Martin, R. (2019). Using the MR-Base platform to investigate risk factors and drug targets for thousands of phenotypes. Wellcome Open Research.
Walker, V. M., Kehoe, P. G., Martin, R. M., & Davies, N. M. (2019). Repurposing antihypertensive drugs for the prevention of Alzheimer's disease: a Mendelian randomization study. International Journal of Epidemiology.
Gill, D., Walker, V. M., Martin, R. M., Davies, N. M., & Tzoulaki, I. (2019). Comparison with randomized controlled trials as a strategy for evaluating instruments in Mendelian randomization. International Journal of Epidemiology.
Walker, V. M., Davies, N. M., Kehoe, P. G., & Martin, R. M. (2018). What is the impact of regulatory guidance and expiry of drug patents on dementia drug prescriptions in England? A trend analysis in the Clinical Practice Research Datalink. Alzheimer's Research & Therapy, 10, 51.
Walker, V. M., Davey Smith, G., Davies, N. M., & Martin, R. M. (2017). Mendelian randomization: a novel approach for the prediction of adverse drug events and drug repurposing opportunities. International Journal of Epidemiology, 46, 2078–2089.
Hemani, G., Tilling, K., & Smith, G. D. (2017). Orienting the causal relationship between imprecisely measured traits using GWAS summary data. PLOS Genetics, 13, e1007081.
Walker, V. M., Davies, N. M., Windmeijer, F., Burgess, S., & Martin, R. M. (2017). Power calculator for instrumental variable analysis in pharmacoepidemiology. International Journal of Epidemiology, 46, 1627–1632.
Walker, V. M., Davies, N. M., Jones, T., Kehoe, P. G., & Martin, R. M. (2016). Can commonly prescribed drugs be repurposed for the prevention or treatment of Alzheimer's and other neurodegenerative diseases? Protocol for an observational cohort study in the UK Clinical Practice Research Datalink. BMJ Open, 6, e012044.