1. Investing in primary care. Why it matters for Californians with commercial coverage Author(s): Yanagihara Dolores, authorHwang, Ann, author Publication: [Oakland, CA] : California Health Care Foundation, April 2022 Subject(s): Health Expenditures -- statistics & numerical dataPrimary Health Care -- economicsPrimary Health Care -- statistics & numerical dataHealth Maintenance Organizations -- economicsPreferred Provider Organizations -- economicsCalifornia