Persistent Low Back Pain

Tai chi exercise for treatment of pain and disability in people with persistent low back pain: A randomized controlled trial

Long-Term Low Back Pain

A randomized controlled trial of tai chi for long-term low back pain (TAI CHI): Study rationale, design, and methods

Ankylosing Spondylitis

Tai Chi for Disease Activity and Flexibility in Patients with Ankylosing Spondylitis—A Controlled Clinical Trial