TY - GEN AU - Smoot,E C TI - Gum protection for arch bars SN - 0032-1052 PY - 1987///0601 KW - Dental Arch KW - Gingiva KW - Humans KW - Maxilla KW - surgery KW - Orthodontic Wires N1 - Publication Type: Letter UR - https://doi.org/10.1097/00006534-198705000-00039 ER -