https://www.selleckchem.com/pr....oducts/Teniposide(Vu
The Japanese national immunization program recommends that children receive 4 doses of acellular pertussis vaccine between 3months and 2years of age. Nevertheless, the number of pertussis cases is increasing in elementary school children aged 6-12years. Therefore, a test-negative case-control study was conducted to assess the effectiveness of the pertussis vaccine program. Subjects included children aged ≥3months who visited a collaborating hospital due to pertussis-specific cough between October 2017 and November 2019. All su
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