@article {touloumi2004differences,
	title = {Differences in HIV RNA levels before the initiation of antiretroviral therapy among 1864 individuals with known HIV-1 seroconversion dates},
	journal = {Aids},
	volume = {18},
	number = {12},
	year = {2004},
	pages = {1697{\textendash}1705},
	publisher = {LWW},
	author = {Touloumi, Giota and Pantazis, Nikos and Babiker, Abdel G and Walker, A Sarah and Katsarou, Olga and Karafoulidou, Anastasia and Hatzakis, Angelos and Porter, Kholoud and Cascade Collaboration and others}
}
