A case-control study of influenza vaccine effectiveness among Malaysian pilgrims attending the Haj in Saudi Arabia
Objectives: To determine influenza vaccine effectiveness against clinically defined influenza-like illness among Malaysian pilgrims attending the Haj in Saudi Arabia. Methods: During February and March 2000, the authors conducted an unmatched case-control study. Case patients were identified at o...
| Main Authors: | , , , , , , |
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| 格式: | Article |
| 語言: | English |
| 出版: |
Elsevier
2003
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| 主題: | |
| 在線閱讀: | http://irep.iium.edu.my/30760/1/A_case_control_study_1-s2.0-S1201971203900543-main.pdf |