ANNUAL 301.219 79th Annual Meeting Scientific Sessions and Exhibition Seattle, Washington September 17-21, 1997 The Sheraton Seattle Hotel and Towers Washington State Convention and Trade Center. - [Chicago : American Dental Association], 1997. - 83 s. : il. j 28 cm. - (Journal of Oral and Maxillofacial Surgery, ISSN 0278-2391 j vol.55,suppl.1)