Five-year examination of utilization and drug cost outcomes associated with benefit design changes including reference pricing for proton pump inhibitors in a state employee health plan.
Johnson JT, Neill KK, Davis DA. Five-year examination of utilization and drug cost outcomes associated with benefit design changes including reference pricing for proton pump inhibitors in a state employee health plan. J Manag Care Pharm. 2011 Apr; 17(3):200-12.