Origin and spread of HIV-1 in persons who inject drugs in Bulgaria.
Ivailo
Alexiev,
Anupama Shankar,
Reneta
Dimitrova,
Anna
Gancheva,
Asia
Kostadinova,
Pavel
Teoharov,
Elitsa
Golkocheva,
Maria
Nikolova,
Mariya
Muhtarova,
Ivaylo
Elenkov,
Mariyana
Stoycheva,
Daniela
Nikolova,
Tonka
Varleva,
and William M Switzer Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases 2016 May