By Juan J. Perez-Higueras, DDS,* Ana Arias, DDS, PhD,† Jose C. de la Macorra, DDS, MS, PhD,* and Ove A. Peters, DMD, MS, PhD†
From the *Department of Conservative Dentistry, School of Dentistry, Complutense University, Madrid, Spain; and †Department of Endodontics, Arthur A. Dugoni School of Dentistry, University of the Pacific, San Francisco, California.
Address requests for reprints to Dr Ana Arias, Arthur A. Dugoni School of Dentistry, University of the Pacific, 2155 Webster Street, San Francisco, CA 94115. E-mail address: aa@ana-arias.com