Popovic, M., Cesana-Nigro, N., Winzeler, B., Thomann, R., Schütz, P., Müller, B., Christ-Crain, M., & Blum, C. A. (2019). Estimation of treatment allocation in a randomised, double-blinded, placebo-controlled trial. Swiss Medical Weekly, 149(2930), w20114. https://doi.org/10.4414/smw.2019.20114