Printed instructional and teaching materials, namely, manuals, newsletters, photographs, pictures, booklets, books, stencils, leaflets, brochures, compendiums, and academic papers in the fields of medicine and surgery, pain relief and procedural pain; printed instructional, educational and teaching materials in the field of medicine and surgery; printed instructional, educational and teaching materials in the field of pain relief; printed instructional, educational and teaching materials in t...