Ahmed Rafique

vaccination definition general principles of vacci vaccine definition history requirements for good i activities organised by history objective introduction origin and spread etiology physical characteristic biological feature habitat feeds & health management of crocodile reproduction of crocodile feeds & feeding of crocodile habitat of crocodile characteristic biological feature of crocodile consideration purpose of cohort element of cohort indication of cohort type of cohort study concept of cohort study cohort infectious bursal disease canine distemper rabies ndv ppr kinetics order first disease zoonotic public health fungus