title: [Present status and prospects of diphtheria control].
authors.forename: R Z
authors.initials: RZ
authors.lastname: Zhang
mesh_terms: D004165:Diphtheria / Q000453:epidemiology / Q000517:prevention & control*; D004168:Diphtheria Toxoid / Q000627:therapeutic use; D006801:Humans; D007115:Immunization Schedule
chemical_list: D004168:Diphtheria Toxoid