title: Power of two: competitors bulk up buying power.
authors.forename: Paul
authors.initials: P
authors.lastname: Barr
mesh_terms: D017046:Cost Savings / Q000379:methods*; D004465:Economic Competition; D004865:Equipment and Supplies, Hospital / Q000191:economics*; D017754:Group Purchasing / Q000458:organization & administration*; D006801:Humans; D007629:Kentucky; D011209:Power, Psychological