TY - GEN AU - Moore,D L TI - Current teaching of proximal retention grooves for Class II amalgam preparations SN - 0022-0337 PY - 1992///0319 KW - Dental Amalgam KW - Dental Cavity Preparation KW - methods KW - Dentistry, Operative KW - education KW - Humans KW - Schools, Dental KW - Surveys and Questionnaires KW - United States N1 - Publication Type: Journal Article ER -