Author(s) affiliations:Pei-Jiuan Chao1, Jack C.-R. Tsai2, Dao-Ming Chang1, Shyi-Jang Shin3, Yau-Jiunn Lee2
1Department of Internal Medicine and 2Department of Clinical Research, Pingtung Christian Hospital, Pingtung, 90000 Taiwan.
3Graduate Institute of Medicine, Kaohsiung Medical University, Kaohsiung, 80307 Taiwan.