Martin S, Shah SN, Hepp Z, Harris N, Morgans AK. Qualitative analysis of pain in patients with locally advanced or metastatic urothelial carcinoma. Bladder Cancer. 2022 Mar 11;8(1):45-53. doi: 10.3233/BLC-211518
Hartman EE, Pawaskar M, Williams V, McLeod L, Dubois D, Benninga MA, Joseph A. Psychometric properties of PedsQL generic core scales for children with functional constipation in the Netherlands. J Pediatr Gastroenterol Nutr. 2014 Dec;59(6):739-47. doi: 10.1097/MPG.0000000000000527