[1] US Food and Drug Administration (1999) Oral devices cleared for treatment of snoring and/or obstructive sleep apneas of 1/7/99. Food and Drug Administration, Wash-ington, DC.
[2] Lowe, A.A. (2000) Dental appliances for the treatment of snoring and/or obstructive sleep apnea. Principles and practice of sleep medicine, 3rd Edition, M. H. Kryger, T. Roth, W. C. Dement, W. B. Saunders Co., Philadelphia.