Title: I.  Study of the action of crystalline trypsin and chymotrypsin on toxins and toxoids of diphtheria, tetanus and scarlet fever.  II. Study of the action of cyrstalline trypsin and chymotrypsin on toxin - antitoxin and toxoid - antotoxin floccules of diphtheria, tetanus and scarlet fever
First published: 1948