APA

Song I., Heldmann F., Rudwaleit M., Listing J., Appel H., Braun J. & Sieper J. (20100614). Different response to rituximab in tumor necrosis factor blocker-naive patients with active ankylosing spondylitis and in patients in whom tumor necrosis factor blockers have failed: a twenty-four-week clinical trial. : Arthritis and rheumatism.

Chicago

Song I-H, Heldmann F, Rudwaleit M, Listing J, Appel H, Braun J and Sieper J. 20100614. Different response to rituximab in tumor necrosis factor blocker-naive patients with active ankylosing spondylitis and in patients in whom tumor necrosis factor blockers have failed: a twenty-four-week clinical trial. : Arthritis and rheumatism.

Harvard

Song I., Heldmann F., Rudwaleit M., Listing J., Appel H., Braun J. and Sieper J. (20100614). Different response to rituximab in tumor necrosis factor blocker-naive patients with active ankylosing spondylitis and in patients in whom tumor necrosis factor blockers have failed: a twenty-four-week clinical trial. : Arthritis and rheumatism.

MLA

Song I-H, Heldmann F, Rudwaleit M, Listing J, Appel H, Braun J and Sieper J. Different response to rituximab in tumor necrosis factor blocker-naive patients with active ankylosing spondylitis and in patients in whom tumor necrosis factor blockers have failed: a twenty-four-week clinical trial. : Arthritis and rheumatism. 20100614.