Michael D. Gershon M.D., is chairman of the Department of Anatomy and Cell Biology at Columbia University's College of Physicians and Surgeons at the Columbia-Presbyterian Medical Center in New York City.
~~tag-text~~
“Persuasive, impassioned... hopeful news [for those] suffering from functional bowel disease.” — New York Times Book Review Dr. Gershon’s groundbreaking book fills the gap between what you need to know—and what your doctor has time... SEE MORE