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BACKGROUND From 2002 through 2006, Republic of Korea conducted extensive measles elimination activities and declared elimination in 2006. An outbreak of measles involving 180 confirmed cases occurred during 2007. METHODS An outbreak investigation was performed and enhanced surveillance was implemented. Detailed case investigations and laboratory testing(More)
BACKGROUND There is concern about a possible association between influenza A(H1N1)pdm09 vaccination and narcolepsy. In this study, we assessed the incidence and incidence rate of narcolepsy in the South Korean population before and after the implementation of an A(H1N1)pdm09 vaccination campaign to see if vaccination led to a change in the occurrence of(More)
We identified and characterized enteroviruses by amplifying the partial VP1 gene from pediatric patients with aseptic meningitis and other enterovirus-related diseases from the Gyeong-Ju and Po-Hang provinces of Korea in 2003. We identified two strains each of coxsackievirus A (CA) 6, CA9, and CA10; three enterovirus 71 (EV71) strains; and six echovirus 30(More)
We carried out this study to describe the difference between intention to receive vaccine against influenza A (H1N1) before the vaccination campaign and actual vaccine coverage rate after vaccination campaign; and to find out the factors affecting the acceptability. We analyzed data on intention to receive vaccine against influenza A (H1N1) and actual(More)
BACKGROUND Vaccination is very important for the control and prevention of influenza, yet no vaccine is perfectly safe. Little is known, however, about influenza vaccination-associated serious adverse events following immunization (AEFI). This study aimed to identify background information on influenza vaccination-related serious AEFI in Korea. METHODS(More)
BACKGROUND Japanese encephalitis (JE) was the leading cause of viral encephalitis among children in South Korea in the 20(th) century. This study summarizes recent changes in the epidemiology of JE following the implementation of a vigorous immunization program in the country. METHODS Epidemiological investigations were performed for all reported(More)
BACKGROUND In 2009-2010 season, with ongoing of influenza A (H1N1), employment of mass vaccination has generated concerns in issue of adverse events following immunization (AEFI). This study investigates the clinical and laboratory data of reported cases of Guillain-Barré syndrome (GBS) and Fisher syndrome (FS) following receipt of influenza A (H1N1) 2009(More)
This study aimed to assess vaccination coverage for novel influenza A (H1N1) in Korea using a immunization registry system as the data source. Vaccination coverage was found to be 26.1% for the total population and 54.4% for priority groups targeted by a national vaccination campaign between October 27, 2009, to March 31, 2010. The factors associated with(More)
BACKGROUND Although there has been substantial progress in controlling pertussis in South Korea, the reported number of pertussis case-patients has gradually been increasing during the last decade. To address this, we summarized the surveillance data on pertussis collected during the period 1955-2011. Detailed epidemiologic and clinical data were(More)
As the incidence of measles decreases, cases reported as suspected measles will increasingly involve rash associated with measles vaccination itself. In this study, we assessed vaccine-associated measles cases reported in Korea between 2002 and 2012 using a standardized assessment and following by the World Health Organization case definition criteria. We(More)