Staehelin, K., E. Kurth, C. Schindler, M. Schmid, and E. Zemp Stutz. “Predictors of Early Postpartum Mental Distress in Mothers With Midwifery Home Care – Results from a Nested Case-Control Study”. Swiss Medical Weekly, vol. 143, no. 3536, Aug. 2013, p. w13862, doi:10.4414/smw.2013.13862.