000 00270 a2200109 4500
005 20220512002228.0
022 _a0029416
245 _aAmerican journal of orthodontics
260 _ast. Louis, Missouri
_bThe C.V.Mosby company
_c1972
490 _vVol. 62
942 _2lcc
_cCR
999 _c22529
_d22529