APA (7th ed.) Citation

John, G., Louis, C., Berner, A., & Genné, D. Tobacco Stained Fingers and Its Association with Death and Hospital Admission: A Retrospective Cohort Study. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

John, Gregor, Céline Louis, Amandine Berner, and Daniel Genné. Tobacco Stained Fingers and Its Association with Death and Hospital Admission: A Retrospective Cohort Study. Public Library of Science (PLoS).

MLA (9th ed.) Citation

John, Gregor, et al. Tobacco Stained Fingers and Its Association with Death and Hospital Admission: A Retrospective Cohort Study. Public Library of Science (PLoS).

Warning: These citations may not always be 100% accurate.