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| reproductive and respiratory syndrome (РРС, RRS. Porcine reproductive and respiratory syndrome virus is a virus that causes a disease of pigs, called porcine reproductive and respiratory syndrome, also known as blue-ear pig disease. Wikipedia Alexander Demidov) | |||
| репродуктивно-респираторный синдром: 4 phrases in 1 subject |
| Veterinary medicine | 4 |