1. National Institute for Health and Care Excellence. Guide to the methods of technology appraisal. 2013 [cited 15 Jun 2018].
https://www.nice.org.uk/process/pmg9
. Accessed 15 June 2018.
2. Ren S, Squires H, Kaltenthaler E, Hock E, Rawdin A, Clowes M, et al. Pembrolizumab for untreated locally advanced or metastatic urothelial cancer when cisplatin is unsuitable. 2018 [cited 15 Jun 2018].
https://www.nice.org.uk/guidance/ta522
. Accessed 15 June 2018.
3. National Institute for Health and Care Excellence. Pembrolizumab for untreated locally advanced or metastatic urothelial cancer when cisplatin is unsuitable. 2018 [cited 15 Jun 2018].
https://www.nice.org.uk/guidance/ta522
. Accessed 15 June 2018.
4. Eble J, Sauter G, Epstein J, Sesterhenn I. Pathology and Genetics of Tumours of the Urinary System and Male Genital Organs. WHO Classification of Tumours. International Agency for Research on Cancer; 2004. p. 7.
5. Cancer Research UK. Bladder Cancer, Types, Stages and grades. 2016 [cited 15 Jun 2018].
http://about-cancer.cancerresearchuk.org/about-cancer/bladder-cancer/types-stages-grades/types
. Accessed 15 June 2018.