Cita APA

Zittermann, A., von Helden, R., Grant, W., Kipshoven, C., & Ringe, J. D. (2009). An estimate of the survival benefit of improving vitamin D status in the adult german population. Landes Bioscience.

Chicago Style Citation

Zittermann, Armin, Raimund von Helden, William Grant, Christoph Kipshoven, i Johann D. Ringe. An Estimate of the Survival Benefit of Improving Vitamin D Status in the Adult German Population. Landes Bioscience, 2009.

Cita MLA

Zittermann, Armin, et al. An Estimate of the Survival Benefit of Improving Vitamin D Status in the Adult German Population. Landes Bioscience, 2009.