APA (7th ed.) Citation

Opelz, G., Döhler, B., & Wujciak, T. (1999). Current results as reference for future improvements in immunosuppression. Immunosuppression under trial. https://doi.org/10.1007/978-94-011-4643-2_1

Chicago Style (17th ed.) Citation

Opelz, Gerhard, Bernd Döhler, and Thomas Wujciak. "Current Results as Reference for Future Improvements in Immunosuppression." Immunosuppression Under Trial 1999. https://doi.org/10.1007/978-94-011-4643-2_1.

MLA (9th ed.) Citation

Opelz, Gerhard, et al. "Current Results as Reference for Future Improvements in Immunosuppression." Immunosuppression Under Trial, 1999, https://doi.org/10.1007/978-94-011-4643-2_1.