APA-referens (7:e uppl.)

Zeng, Y., Wang, X., Wu, J., Wang, L., Shi, F., & Shu, J. (2024). Survival analysis of patients with extrahepatic cholangiocarcinoma. BMC Medical Imaging, 24(1), . https://doi.org/10.1186/s12880-023-01188-y

Chicago-referens (17:e uppl.)

Zeng, Yanyan, Xiaoyong Wang, Jiaojiao Wu, Limin Wang, Feng Shi, och Jian Shu. "Survival Analysis of Patients with Extrahepatic Cholangiocarcinoma." BMC Medical Imaging 24, no. 1 (2024). https://doi.org/10.1186/s12880-023-01188-y.

MLA-referens (9:e uppl.)

Zeng, Yanyan, et al. "Survival Analysis of Patients with Extrahepatic Cholangiocarcinoma." BMC Medical Imaging, vol. 24, no. 1, 2024, https://doi.org/10.1186/s12880-023-01188-y.