Institution: | Author affiliations: Centers for Disease Control–Department of Health, Taipei, Taiwan (H.-P. Su);;China Medical University, Taichung, Taiwan (H.-P. Su);;Kaohsiung Medical University, Kaohsiung, Taiwan (H.-P. Su);;National Taiwan University, Taipei (T.C.-Chan);;National Chung Hsing University, Taichung (C.-C. Chang) |