THOMAS, B., ROUF, P.A., AL HAIL, M., EL KASSEM, W., AL SAAD, D., SINGH, R., STEWART, D., PAUDYAL, V., MACLURE, K. and MCLAY, J. 2015. Incidence, nature and causes of medication errors in hospitalised patients in Middle Eastern countries: a systematic review protocol. [Protocol]. PROSPERO [online], item number CRD42015019693. Available from: https://doi.org/10.15124/CRD42015019693