title: A simple method for preliminary immunodiffusion test of antigen-antibody systems having unknown ratios of reaction.
mesh_terms: D000818:Animals; D000937:Antigen-Antibody Reactions; D002523:Edible Grain; D006041:Goats; D006736:Horses; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D008722:Methods; D010940:Plant Proteins; D011817:Rabbits; D013743:Tetanus Antitoxin; D013744:Tetanus Toxin
chemical_list: D007106:Immune Sera; D010940:Plant Proteins; D013743:Tetanus Antitoxin; D013744:Tetanus Toxin