8Chang LY, King CC, HsuKH, et al. Risk factors of enterovirus 71 infection and associated hand, foot and mouth disease/herpangina in children during an epidemic in Taiwan. Pediatrics, 2002, 109 (6) : 88.
9Chand LY, Tsao KC, Hsia SH, et al. Tansmission and clinical features of enterovims 71 infections in household contacts in Tai- wan. JAMA, 2004, 201(2): 222-227.
10Suzuki Y, Taya K, Nakashima K, et al. Risk factors for severe hand foot and mouth disease. Pediatr Int, 2010, 52(2): 203- 207.