Original sentence: Representing a minority viewpoint among chiropractors that is shared by those known as reform chiropractors, the NACM advocates a highly limited use of chiropractic for the treatment of "sore backs and other musculo-skeletal problems
Edited sentence: Representing a minority group of reform chiropractors, the NACM advocates a highly limited use of chiropractic for the treatment of "sore backs and other musculo-skeletal problems