- Retired professor of dept. of Biomedical Sciences
- Reviewer at Genetic and Rare Diseases Testing Institution, National Health Agency, Ministry of Health and Welfare, Taiwan
- Visiting Professor at Gene Diagnostic Center, Boston Children's Hospital, Harvard Medical School, USA
- Visiting Professor at Genetics Center, Massachusetts General Hospital, Harvard Medical School, USA
- Visiting Professor at Pathology Department, Brigham and Women's Hospital, Harvard Medical School, USA
- Visiting Scholar at Fox Chase Cancer Center, USA
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