APA引文

Orchard, T., Thiyagaraja, S., Welsh, K., Wordsworth, B., & Jewell, D. (1997). Ankylosing spondylitis (AS) in inflammatory bowel disease (IBD) is associated with possession of HLA-B27 and DR1.

Chicago Style (17th ed.) Citation

Orchard, T., S. Thiyagaraja, K. Welsh, B. Wordsworth, and D. Jewell. Ankylosing Spondylitis (AS) in Inflammatory Bowel Disease (IBD) Is Associated with Possession of HLA-B27 and DR1. 1997.

MLA引文

Orchard, T., et al. Ankylosing Spondylitis (AS) in Inflammatory Bowel Disease (IBD) Is Associated with Possession of HLA-B27 and DR1. 1997.