NB90005Improved tracking for HIV Gavin Stewart, Matthew Blackmore and George Rubin pp. 7-10 NB90005 Abstract | PDF (3.3 MB) - $25.00
NB90008Influenza monitoring PW Gill, AL Cunningham and MH Levy pp. 13-14 NB90008 Abstract | PDF (1.7 MB) - $25.00