2. Les sigles correspondent aux titres suivants:1° D.A.C.B.R., Diplomat of the American Chiropractic Board of Roentgenologists;
2° D.A.C.B.O., Diplomat of the American Chiropractic Board of Orthopoedists;
3° F.C.C.R., Fellow of the Chiropractic College of Roentgenologists;
4° F.C.C.O., Fellow of the Chiropractic College of Orthopoedists;
5° D.A.C.B.N., Diplomat of the American Chiropractic Board of Nutritionists.