Thang, Bui Van, et al. “Kinking of the Urinary Catheter During Difficult Catheterization in a Patient With Multiple Comorbidities: A Case Report and Literature Review”. Journal of Clinical Medicine Hue Central Hospital, vol. 17, no. 7, Oct. 2025, pp. 55-61, doi:10.38103/jcmhch.17.7.8.