John D. Bullock, MD, MPH, MSc

Wright State University Boonshoft School of Medicine
Community Health/Health Systems Management; Mathematics and Statistics
3123 Research Blvd.
Suite 200-13
Kettering, OH
USA 45420-4006
johndbullock@aol.com

4430.0 Hill's Criteria for Causation and the Worldwide Fusarium Keratitis Epidemic of 2004-2006