Genetic analysis of porcine respiratory coronavirus, an attenuated variant of transmissible gastroenteritis virus.
1991 ◽
Vol 65
(6)
◽
pp. 3369-3373
◽
1994 ◽
pp. 43-48
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1990 ◽
Vol 23
(1-4)
◽
pp. 237-243
◽
1999 ◽
Vol 11
(3)
◽
pp. 205-214
◽
1991 ◽
Vol 72
(3)
◽
pp. 579-587
◽
1996 ◽
Vol 8
(2)
◽
pp. 241-244
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