TY - RPRT TI - Two case reports: mixed dentition treatment. AU - G W HAHN PY - 1951 DO - 10.1043/0003-3219(1951)021<0028:tcrmdt>2.0.co;2 UR - https://pubmed.ncbi.nlm.nih.gov/14838360/ ID - 14838360 ER -