Eisner, M. D., Jacob, P., Benowitz, N. L., Balmes, J., & Blanc, P. D. (2009). Longer term exposure to secondhand smoke and health outcomes in COPD: Impact of urine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol. Oxford University Press.

Eisner, Mark D., Peyton Jacob, Neal L. Benowitz, John Balmes, och Paul D. Blanc. Longer Term Exposure to Secondhand Smoke and Health Outcomes in COPD: Impact of Urine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol. Oxford University Press, 2009.

Eisner, Mark D., et al. Longer Term Exposure to Secondhand Smoke and Health Outcomes in COPD: Impact of Urine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanol. Oxford University Press, 2009.