A Double-Blind, Randomized, Controlled, Dose Escalation Clinical Trial of an Antiplaque Chewing Gum - Phase 1 Safety and Tolerability and Phase 2a Safety, Tolerability, and Proof of Concept in a Gingivitis PopulationZero, DomenickDepartment Of Defence (Do D), DoD (ID: W81XWH-11-T-0544), $1,341,460USD, 09/17/2012 -- 09/16/2015