Antiviral activities of beta-L-thymidine (LdT), val-beta-L-2'-deoxycytidine (val-LdC), and lamivudine alone and in combination in a 12 week, oral dose study using the woodchuck model of chronic hepatitis B virus infection. Antiviral Research. HEP DART 2001 - Tennant,B.; Meene,S.; Baldwin,B. (Frontiers in Drug Development for Viral Hepatitis, 2001)