Pertussis vaccine in Japan.
Acellular pertussis vaccine has been developed and marketed in Japan since 1981, and has been used periodically, combined with diphtheria and tetanus toxoids in the form of an APDT vaccine. The acellular pertussis vaccines are manufactured, authorized, and used in Japan. The present report will briefly describe their clinical efficacy for immunization.
Kato
Tatsuo
T
Department of Pediatrics, St. Marianna University School of Medicine, Yokohama City Seibu Hospital, 1197-1 Yazashi-cho, Asahi-ku, Yokohama 241-0811, Japan.