Acknowledgments
This study was supported by grants from Ministry of Science and
Technology, R.O.C (MOST 106-2314-B-037 -078 and 105-2314-B-037 -011) and
Kaohsiung Medical University Hospital (KMUH105-5R36 and KMUH106-6R43).
The authors thank Mr. Chao-Hsiung Chen and Chia-An Yeh for technical
support.