APA (7th ed.) Citation

K, E., E, F., & G, B. (2009). The serological diagnosis of rheumatoid arthritis: Antibodies to citrullinated antigens. Deutsches Ärzteblatt International, 106(10), 159.

Chicago Style (17th ed.) Citation

K, Egerer, Feist E, and Burmester G. "The Serological Diagnosis of Rheumatoid Arthritis: Antibodies to Citrullinated Antigens." Deutsches Ärzteblatt International 106, no. 10 (2009): 159.

MLA (9th ed.) Citation

K, Egerer, et al. "The Serological Diagnosis of Rheumatoid Arthritis: Antibodies to Citrullinated Antigens." Deutsches Ärzteblatt International, vol. 106, no. 10, 2009, p. 159.