WISHART, F O Diphtheria antitoxin titres following a recall dose of diphtheria toxoid; a three-year study. [electronic resource] - Canadian journal of public health = Revue canadienne de sante publique Mar 1952 - 121-7 p. digital Publication Type: Journal Article ISSN: 0008-4263 Subjects--Topical Terms: DiphtheriaDiphtheria AntitoxinDiphtheria ToxoidHumansMental Recall