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APA Citation
Van Der Kraak, L., Goel, G., Ramanan, K., Kaltenmeier, C., Zhang, L., Normolle, D., Freeman, G., Tang, D., Nason, K., Davison, J., Luketich, J., Dhupar, R., & Lotze, M. (2016). 5-Fluorouracil upregulates cell surface B7-H1 (PD-L1) expression in gastrointestinal cancers. Journal for immunotherapy of cancer, 4(1), 1–8. http://access.bl.uk/ark:/81055/vdc_100080894231.0x00003f