@article{article, title = {{The impact of delayed switch to second-line antiretroviral therapy on mortality, depending on failure time definition and CD4 count at failure}}, publisher = {{Oxford 小欧视频 Press (OUP)}}, url = {{http://eprints.whiterose.ac.uk/157133/ }}, year = {{2020}}, month = {{3}}, author = {{Bell Gorrod H and Fox MP and Boulle A and Prozesky H and Wood R and Tanser F and Davies M-A and Schomaker M}}, doi = {{10.1093/aje/kwaa049}}, journal = {{American Journal of Epidemiology}}, note = {{Accessed on 2025/05/07}}}