TY - RPRT TI - Function of a 5'-end genomic RNA mutation that evolves during persistent mouse hepatitis virus infection in vitro. AU - W Chen AU - R S Baric PY - 1995 DO - 10.1128/jvi.69.12.7529-7540.1995 UR - https://pubmed.ncbi.nlm.nih.gov/7494259/ ID - 7494259 ER -