TY - RPRT TI - Nucleotide sequence changes in polyoma virus A gene mutants. AU - T Thomas AU - P Vollmer AU - W R Folk PY - 1981 DO - 10.1128/jvi.37.3.1094-1098.1981 UR - https://pubmed.ncbi.nlm.nih.gov/6262530/ ID - 6262530 ER -