Cost ramifications of increased reporting of detectable plasma HIV-1 RNA levels by the Roche COBAS AmpliPrep/COBAS TaqMan HIV-1 version 1.0 viral load test. - Willig JH; Nevin CR; Raper JL; Saag MS; Mugavero MJ; Willig AL; Burkhardt JH; Schumacher JE; Johnson VA (Journal of acquired immune deficiency syndromes (1999), 2010)