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Dyfyniad Arddull ChicagoLapps, William, Brenda G. Hogue, and David A. Brian. "Sequence Analysis of the Bovine Coronavirus Nucleocapsid and Matrix Protein Genes." Virology 1987.
Dyfyniad MLALapps, William, Brenda G. Hogue, and David A. Brian. "Sequence Analysis of the Bovine Coronavirus Nucleocapsid and Matrix Protein Genes." Virology 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.