- Office Info. Dr's Info. FAQ's Page the Doctor! Appointments Seminars and Closed office Dates QA/UR Smoking Cessation Program Cold Sore Study Home Smith Chiropractic & Sports Medicine Clinton M. Smith, D.C., P.C. Breese, Illinois Smoking...Now! NEWS!! We are running about 70% success rate with the smoking program! We have been using the system now for six months and success is encouraging. Hi and ...www.doctormarc.com