There are introduced into the body during vaccination.A. PathogenB. weak or dead pathogensC. AntibioticD. Antiviral 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments
