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Chang, Ju Y.; Shin, Son M.; Chun, Jongsik; Lee, Jae-Hak; Seo, Jeong-Kee
Journal of Pediatric Gastroenterology and Nutrition, Vol.53 No.5, pp.512-519
Choi, Seulggie; Chang, Jooyoung; Kim, Kyuwoong; Kim, Sung Min; Koo, Hye-Yeon; Cho, Mi Hee; Cho, In Young; Lee, Hyejin; Son, Joung Sik; Park, Sang Min; Lee, Kiheon
BMC Public Health, 20(1):168