Authors: Boni, J Pyra, H Gebhardt, M Perrin, L Burgisser, P Matter, L Fierz, W Erb, P Piffaretti, JC Minder, E Grob, P Burckhardt, JJ Zwahlen, M Schupbach, J

Citation: J. Boni et al., High frequency of non-B subtypes in newly diagnosed HIV-1 infections in Switzerland, J ACQ IMM D, 22(2), 1999, pp. 174-179