A case-control study of influenza vaccine effectiveness among Malaysian pilgrims attending the Haj in Saudi Arabia

• Main Authors: Mustafa, Amal Nasir, Abdullah, Nasuruddi, Bradford D, Gessner, Raman, Ismail, Yusoff, Ahmad Faudzi, Ishak, Ilina, Mohd Ismail , Merican
• Format: Article
• Language: English
• Published: Elsevier 2003
• Subjects: R Medicine (General)
• Online Access: http://irep.iium.edu.my/30760/1/A_case_control_study_1-s2.0-S1201971203900543-main.pdf; http://irep.iium.edu.my/30760/; http://www.ijidonline.com/article/S1201-9712(03)90054-3/abstract

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...