Guideline (titel) Definition of a new biological active substance in terms of active, passive immunity and immunomodulators which then constitute a new active ingredient
H a r m o n is a t ion of requirements for e q u ine influe n z a v a c c ine s s p e c ific r e q u ir e m e n t s f o r s u b s t itutio n o r a d d ition of a strain