TY - GEN AU - Proffit,W R TI - Letter: Comments on "a preclinical laboratory method for a molar uprighting procedure" SN - 0022-0337 PY - 1976///1020 KW - Education, Dental KW - Humans KW - Malocclusion KW - therapy KW - Molar KW - Tooth Movement Techniques N1 - Publication Type: Journal Article ER -