A nascent HIV type 1 epidemic among injecting drug users in Kabul, Afghanistan is dominated by complex AD recombinant strain, CRF35_AD. - Sanders-Buell E; Saad MD; Abed AM; Bose M; Todd CS; Strathdee SA; Botros BA; Safi N; Earhart KC; Scott PT; Michael N; McCutchan FE (AIDS research and human retroviruses, 2007)