TY - RPRT TI - Vaccinia virus: a selectable eukaryotic cloning and expression vector. AU - M Mackett AU - G L Smith AU - B Moss PY - 1982 DO - 10.1073/pnas.79.23.7415 UR - https://pubmed.ncbi.nlm.nih.gov/6296831/ ID - 6296831 ER -