APA (7th ed.) Citation

Zarulli, V., Sopina, E., Toffolutti, V., & Lenart, A. Health care system efficiency and life expectancy: A 140-country study. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

Zarulli, Virginia, Elizaveta Sopina, Veronica Toffolutti, and Adam Lenart. Health Care System Efficiency and Life Expectancy: A 140-country Study. Public Library of Science (PLoS).

MLA (9th ed.) Citation

Zarulli, Virginia, et al. Health Care System Efficiency and Life Expectancy: A 140-country Study. Public Library of Science (PLoS).