1. A population-based study of school scoliosis screening;Yawn;JAMA,1999
2. Job analysis of chiropractic,1993
3. Improving your measurement of customer satisfaction;Vavra,1997
4. Customer satisfaction measurement and management;Naumann,1995
5. A survey of 492 U.S. chiropractors on primary care and prevention-related issues;Hawk;J Manipulative Physiol Ther,1995