Quantitation of human immunodeficiency virus type 1 DNA forms with the second template switch in peripheral blood cells predicts disease progression independently of plasma RNA load - Kostrikis, Leondios G; Touloumi, Giota; Karanicolas, Rose; Pantazis, Nikos; Anastassopoulou, Cleo; Karafoulidou, Anastasia; Goedert, James J; Hatzakis, Angelos; Multicenter Hemophilia Cohort Study Group; others (Journal of virology, 2002)