Comparing propensity score methods for creating comparable cohorts of chiropractic users and nonusers in older, multiply comorbid medicare patients with chronic low back pain

Company Name

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum porta libero erat. Nullam at ipsum quis felis egestas vulputate nec nec ligula.

November 10, 2015

tony w

Journal of Manipulative and Physiological Therapeutics