Cerra RP, Castagna A, Torchia C, Costa R, Scalise L, Suraci E, Ruotolo G. A case of purple urine bag syndrome in an elderly patient. Geriatr Care [Internet]. 2020 Jun. 15 [cited 2024 Apr. 25];6(3). Available from: https://www.pagepressjournals.org/gc/article/view/8934