Illinoishttp://www.idph.state.il.us/about/fdd/fdd_fs_molluscan.htm
William BeatyActing ChiefIllinois Department of Public HealthDivision of Food, Drugs and Dairies525 W. Jefferson, 2nd FloorSpringfield, IL 62761-0001Phone: 217-785-2439Fax: 217-782-0943