Norberg Astrid, Norberg Bo, Parkhede Ulf, Gippert Hans, and Ekman Rolf. “The Effect of Short-Term High-Dose Treatment With Methenamine Hippurate of Urinary Infection in Geriatric Patients With Indwelling Catheters: II. Evaluation by Means of a Quantified Urine Sediment”. Upsala Journal of Medical Sciences 84, no. 1 (March 1, 1979): 75-82. Accessed February 15, 2025. https://ujms.net/index.php/ujms/article/view/7226.