Evaluation of a replication-competent VSV-SIV vaccine candidate by Jurgens CK, Morrow G, Boggiano C, Panis M, Coleman J, Powell R, Yuan M, Kemelman M, Tamot N, Lopez M, Ouattara A, Iyer S, Backer M, Wright K, Domi A, Chiuchiolo M, King CR, Caulfield M, Parks C