Brick, A., R. Layte, A. Nolan and M. Turner (2016). Differences in Nulliparous Caesarean Section Rates across Models of Care: a decomposition analysis, BMC Health Services Research, Vol. 16, 239, July, 2016, pp. 1-12, http://dx.doi.org/10.1186/s12913-016-1494-3