Immunity to Tetanus Induced by Combined Alum-Precipitated Diphtheria and Tetanus Toxoids

Abstract

5 among others, have corroborated the results of the French workers. Their studies deal largely with nonallergic adults.In my previous study 6 on the appearance of tetanus antitoxin in the blood serum following two injections of 0.5 cc. each of combined alumprecipitated diphtheria and tetanus toxoids, special reference was made to the influence of age and the interval between injections. It was also shown that 94.6 per cent of a group of 186 allergic children attained a