On W, Saleem MA, Hegade VS, Huggett MT, Paranandi B, Everett SM. Factors predicting 30-day mortality after ERCP in patients with inoperable malignant hilar biliary obstruction: a single tertiary referral centre experience and systematic review. BMJ Open Gastroenterol 2022;9:e000878. [PMID: 35301232 DOI: 10.1136/bmjgast-2022-000878][Reference Citation Analysis]