TY - GEN AU - Dausch-Neumann,D TI - [Early loss of the first molar from the orthodontic viewpoint] SN - 0340-3017 PY - 1979///0329 KW - Adolescent KW - Child KW - Humans KW - Malocclusion KW - etiology KW - Molar KW - Tooth Extraction KW - adverse effects N1 - Publication Type: Journal Article ER -