Titration of infectious bronchitis virus in tracheas of susceptible and immune chickens.
Autor: | Johnson RB, Newman JA, Wills FK |
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Jazyk: | angličtina |
Zdroj: | Avian diseases [Avian Dis] 1969 Aug; Vol. 13 (3), pp. 632-5. |
Databáze: | MEDLINE |
Externí odkaz: |