Weissenberger, N., Thommen, D., Schuetz, P., Mueller, B., Reemts, C., Holler, T., Schifferli, J., Gerber, M. and Hug, B. (2013) “Head-to-head comparison of fee-for-service and diagnosis related groups in two tertiary referral hospitals in Switzerland: an observational study”, Swiss Medical Weekly, 143(1920), p. w13790. doi: 10.4414/smw.2013.13790.