Acellular pertussis vaccine has arrived in Canada, finally.
Halperin
S A
SA
Dalhousie University in Halifax. shalperin@iwkgrace.ns.ca
D002170:Canada; D006801:Humans; D010567:Pertussis Vaccine / Q000009:adverse effects / Q000145:classification* / Q000600:supply & distribution*
D010567:Pertussis Vaccine