Guohua Li

Columbia University
Departments of Anesthesiology and Epidemiology
622 West 168th Street
New York, NY
USA 10032
Email: gl2240@columbia.edu

Disclosure statement:

Qualified on the content I am responsible for because: I have participated in this session as a presenter, organizer, and moderator since mid 1990s.
Any relevant financial relationships? No

I agree to comply with the American Public Health Association Conflict of Interest and Commercial Support Guidelines, and to disclose to the participants any off-label or experimental uses of a commercial product or service discussed in my presentation.