16 Printed books in the field of dentistry, orthodontics and dental surgery services; Printed materials, namely, journals featuring dentistry, orthodontics and dental surgery services; printed matter, namely, paper signs, books, manuals, curricula, newsletters, informational cards and brochures in the fields of dentistry, orthodontics and dental surgery services; printed instructional, educational, and teaching materials in the field of dentistry, orthodontics and dental surgery services; printed training materials in the fields of dentistry, orthodontics and dental surgery services; printed educational materials in the fields of dentistry, orthodontics and dental surgery services; printed educational publications, namely, books, hand-outs, workbooks and brochures in the fields of dentistry, orthodontics and dental surgery services; printed leaflets about dentistry, orthodontics and dental surgery services; printed pamphlets in the fields of dentistry, orthodontics and dental surgery services