TY - RPRT TI - Technical knockout: understanding poxvirus pathogenesis by selectively deleting viral immunomodulatory genes. AU - J B Johnston AU - Grant McFadden PY - 2004 DO - 10.1111/j.1462-5822.2004.00423.x UR - https://pubmed.ncbi.nlm.nih.gov/15236637/ ID - 15236637 ER -