Enterovirus 71–associated Hand, Foot, and Mouth Disease, Southern Vietnam, 2011
Truong Huu Khanh, Saraswathy Sabanathan, Tran Tan Thanh, Le Phan Kim Thoa, Tang Chi Thuong, Vu thi Ty Hang, Jeremy Farrar, Tran Tinh Hien, Nguyen van Vinh Chau, and H. Rogier van Doorn
Author affiliations: Author affiliations: Children’s Hospital 1, Ho Chi Minh City, Vietnam (T.H. Khanh, L.P.K. Thoa, T.C. Thuong); Oxford University Clinical Research Unit, Oxford, UK (S. Sabanathan, T.T. Thanh, V.t.T. Hang, J. Farrar, T.T. Hien, H.R. van Doorn); Oxford University (S. Sabanathan, J. Farrar, T.T. Hien, H.R. van Doorn); Hospital for Tropical Diseases, Ho Chi Minh City (N.v.V. Chau)
Figure 1. . . Age distribution by 4-month interval of 3,667 children admitted to Children’s Hospital 1, Ho Chi Minh City, Vietnam, who had clinical diagnoses of hand, foot, and mouth disease, September 18–November 30, 2011. White bars indicate total number of cases; black bars indicate severe cases (grade 2b or worse). Severe cases are defined as grade 2b, 3, or 4 disease.
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