FHV (щам F2)................................................................................................................... ≥ 104. 9 CCID50 FCV (щамове 431 и G1)............................................................................................... ≥ 2. 0 ELISA U.
FHV (F2 stamme).............................................................................................................. > 104, 9 CCID50 FCV (431 og G1 stammer)............................................................................................ > 2. 0 ELISA U.