Announcements.

This article presents announcements about various meetings related to oral medicine. The Annual Seminar of The Chicago Periodontal Research Study Club will present Anthony W. Gargiulo, Chairman of the Department of Periodontics at Loyola University, College of Dentistry. His subject will be: "The Now Concept of the Periodontal Disease Process and Treatment Methods." The Fifth International Congress on Oral Surgery will be held in Madrid, Spain during April 21-25, 1974. In addition to contributed papers, the conference will include a study workshop on "Training of Oral Surgeons All Over the World", and symposia on "Facial Asymmetry" and "The Tongue" will be held.