title: Anthem's Vivity venture with seven systems heralds new era of competition.
authors.forename: Melanie
authors.initials: M
authors.lastname: Evans
mesh_terms: D004465:Economic Competition; D006279:Health Maintenance Organizations / Q000458:organization & administration*; D015141:Los Angeles; D009096:Multi-Institutional Systems; D009935:Organizational Affiliation; D014481:United States