Gamondi, C., Galli, N., Schönholzer, C., Marone, C., Zwahlen, H., Gabutti, L., Bianchi, G., Ferrier, C., Cereghetti, C. and Giannini, O. (2013) “Frequency and severity of pain and symptom distress among patients with chronic kidney disease receiving dialysis”, Swiss Medical Weekly, 143(0708), p. w13750. doi: 10.4414/smw.2013.13750.