APA (7th ed.) Citation

Eikermann, M., & Pieper, D. (2014). Differences in the use of health care services--is everything unethical? Der Unfallchirurg, 117(5), 413. https://doi.org/10.1007/s00113-013-2454-6

Chicago Style (17th ed.) Citation

Eikermann, M., and D. Pieper. "Differences in the Use of Health Care Services--is Everything Unethical?" Der Unfallchirurg 117, no. 5 (2014): 413. https://doi.org/10.1007/s00113-013-2454-6.

MLA (9th ed.) Citation

Eikermann, M., and D. Pieper. "Differences in the Use of Health Care Services--is Everything Unethical?" Der Unfallchirurg, vol. 117, no. 5, 2014, p. 413, https://doi.org/10.1007/s00113-013-2454-6.