To the Editor:
—Through an error in the preparation of my paper, "Studies in the Treatment of Bronchial Asthma" (The Journal, September 17, p. 956), reference to Dr. Nathan S. Schiff's article, "Management of Allergic Phenomena" (Ann. Clin. Med. 5:374 [Oct.] 1926), was omitted. It is with regret that this mistake has been made, as the writer is deeply indebted to Dr. Schiff for the use of some of the material in his paper.
—During recent years, schools have been established for the training of teachers of mouth hygiene... generally designated as dental hygienists, and twenty states have passed laws providing for the issuance of licenses to those who have been so trained. The program of the dental hygienist should be incorporated into the program of health education. This program consists in the making of: 1. Classroom talks and stories intended to gain the interest of children