APA (7th ed.) Citation

Opitz, C. A., Wick, W., Steinman, L., & Platten, M. (2007). Tryptophan degradation in autoimmune diseases. Cellular & Molecular Life Sciences, 64(19/20), 2542. https://doi.org/10.1007/s00018-007-7140-9

Chicago Style (17th ed.) Citation

Opitz, C. A., W. Wick, L. Steinman, and M. Platten. "Tryptophan Degradation in Autoimmune Diseases." Cellular & Molecular Life Sciences 64, no. 19/20 (2007): 2542. https://doi.org/10.1007/s00018-007-7140-9.

MLA (9th ed.) Citation

Opitz, C. A., et al. "Tryptophan Degradation in Autoimmune Diseases." Cellular & Molecular Life Sciences, vol. 64, no. 19/20, 2007, p. 2542, https://doi.org/10.1007/s00018-007-7140-9.