@article {wolbers2010pretreatment,
	title = {Pretreatment CD4 cell slope and progression to AIDS or death in HIV-infected patients initiating antiretroviral therapy{\textemdash}the CASCADE collaboration: a collaboration of 23 cohort studies},
	journal = {PLoS medicine},
	volume = {7},
	number = {2},
	year = {2010},
	pages = {e1000239},
	publisher = {Public Library of Science},
	author = {Wolbers, Marcel and Babiker, Abdel and Sabin, Caroline and Young, Jim and Dorrucci, Maria and Chene, Genevieve and Mussini, Cristina and Porter, Kholoud and Bucher, Heiner C and Cascade Collaboration and others}
}
