TY - GEN AU - Mengeling,W L AU - Vorwald,A C AU - Lager,K M AU - Clouser,D F AU - Wesley,R D TI - Identification and clinical assessment of suspected vaccine-related field strains of porcine reproductive and respiratory syndrome virus SN - 0002-9645 PY - 1999///0525 KW - Animals KW - Cells, Cultured KW - Macrophages, Alveolar KW - virology KW - Molecular Sequence Data KW - Polymorphism, Restriction Fragment Length KW - Porcine Reproductive and Respiratory Syndrome KW - Porcine respiratory and reproductive syndrome virus KW - classification KW - Swine KW - Viral Vaccines KW - pharmacology KW - Virus Replication N1 - Publication Type: Journal Article ER -