1. Auditory analgesia in dental operations;Gardner;J.A.D.A.,1959
2. Minimum requirements for apparatus for audio analgesia;Davis;J.A.D.A.,1961
3. Noise from high-speed dental handpieces;Cantwell;J.A.D.A.,1960
4. Clinical evaluation of devices and technics for the removal of tooth structure;Hartley,1959
5. Further investigations on the noise of turbine instru¬ments;Rademacher;Zahnarztl. Rundschau,1961