TY - GEN AU - Kratschmar,A TI - [The right time to start orthodontic treatments] SN - 0029-9642 PY - 1972///0818 KW - Age Factors KW - Humans KW - Malocclusion KW - complications KW - Orthodontics, Corrective KW - Patient Care Planning KW - Retrognathia KW - therapy KW - Time Factors N1 - Publication Type: Journal Article ER -