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Original Article
Outcome after relapse in childhood and adolescent osteosarcoma : single institution experience in Korea
Yun-Jeong Lee, Hyun-Jae Lee, Dong-Ho Kim, Jung-Sub Lim, Jun-Ha Lee, Kyung-Duk Park, Dae-Geun Jeon, Soo-Yong Lee
Clin Exp Pediatr. 2008;51(1):78-83.   Published online January 15, 2008
Purpose : Osteosarcoma is the most common primary malignant bone tumor in children and adolescents. Although survival rate of osteosarcoma patients has markedly improved, about 20-30% of patients still have a relapse. This study was aimed to find factors that influence postrelapse survival of osteosarcoma in childhood and adolescents. Methods : Between 1985 and 2004, of 461 patients who were diagnosed...
Serotypes and Penicillin Susceptibility of Streptococcus pneumoniae Isolated from Clinical Specimens and Healthy Carriers of Korean Children
Jin-A Lee, Nam-Hee Kim, Dong-Ho Kim, Ki-Won Park, Yun-Kyung Kim, Kyoung-Hyo Kim, Jin-Young Park, Eun-Hwa Choi, Hoan-Jong Lee
Clin Exp Pediatr. 2003;46(9):846-853.   Published online September 15, 2003
Purpose : Pneumoccocus is one of the most important causes of invasive infection through the childhood period and the prevelance of antibiotics resistance of pneumococcus is increasing worldwide. A 7-valent conjugate vaccine has been developed. It is important to know the prevalence of each serotype of pneumococci in the countries where the vaccine is used to estimate the coverage rate...