Field trial on frozen and thawed tetanus toxoid.
D000328:Adult; D000818:Animals; D004355:Drug Stability; D005615:Freezing; D006168:Guinea Pigs; D006801:Humans; D007114:Immunization; D013743:Tetanus Antitoxin / Q000032:analysis*; D013745:Tetanus Toxoid
D013743:Tetanus Antitoxin; D013745:Tetanus Toxoid