Early Detection of Pandemic (H1N1) 2009, Bangladesh
Eduardo Azziz-Baumgartner , Mustafizur Rahman, Abdullah Al Mamun, Mohammad Sabbir Haider, Rashid Uz Zaman, Polash Chandra Karmakar, Sharifa Nasreen, Syeda Mah-E Muneer, Nusrat Homaira, Doli Rani Goswami, Be-Nazir Ahmed, Mohammad Mushtuq Husain, Khondokar Mahbuba Jamil, Selina Khatun, Mujaddeed Ahmed, Apurba Chakraborty, Alicia Fry, Marc-Alain Widdowson, Joseph Bresee, Tasnim Azim, A.S.M. Alamgir, Abdullah Brooks, Mohamed Jahangir Hossain, Alexander Klimov, Mahmudur Rahman, and Stephen P. Luby
Author affiliations: International Centre for Diarrhoeal Diseases Research, Bangladesh, Dhaka, Bangladesh (E. Azziz-Baumgartner, M. Rahman, A.A. Mamun, R.U. Zaman, P.C. Karmakar, S. Nasreen, S. Mah-E-Muneer, N. Homaira, D.R. Goswami, A. Chakraborty, T. Azim, A. Brooks, M.J. Hossain, S.P. Luby); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (E. Azziz-Baumgartner, A. Fry, M.-A. Widdowson, J. Bresee, A. Klimov, S.P. Luby); Institute of Epidemiology, Disease Control and Research, Dhaka (M.S. Haider, B.-N. Ahmed, M.M. Husain, K.M. Jamil, A. Chakraborty, A.S.M. Alamgir, M. Rahman); World Health Organization, Dhaka (S. Khatun, M. Ahmed)
Figure 1. Location of 12 sentinel-site surveillance hospitals (red crosses) and of persons confirmed as infected with pandemic (H1N1) 2009 virus during June 2009–October 2010, Bangladesh. Open circles indicate case-patients identified during 2009; solid circles indicate case-patients identified during 2010. Testing was conducted on the basis of cases of severe pneumonia in hospitalized case-patients (<5 years of age), severe acute respiratory infection in hospitalized case-patients (>5 years of age), influenza-like illness, and acute respiratory infection in ambulatory case-patients (all age groups) identified as part of event-based, sentinel-site, and community-based surveillance systems.
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