John Crews

Email: wzc0@cdc.gov

Disclosure statement:

Qualified on the content I am responsible for because: I have 40 years experience in aging and vision impairment--including over 100 publications and two books.
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.