TY - THES DO - 10.6083/M4513WD0 DO - DOI T1 - Lower arch changes in an orthodontic retention and non-retention group DA - 1975 AU - Villalobos, Rodolfo R. L1 - https://digitalcollections.ohsu.edu/record/1788/files/2491_etd.pdf PY - 1975 ID - 1788 L4 - https://digitalcollections.ohsu.edu/record/1788/files/2491_etd.pdf KW - Dental Arch KW - Orthodontic Retainers TI - Lower arch changes in an orthodontic retention and non-retention group Y1 - 1975 L2 - https://digitalcollections.ohsu.edu/record/1788/files/2491_etd.pdf LK - https://digitalcollections.ohsu.edu/record/1788/files/2491_etd.pdf UR - https://digitalcollections.ohsu.edu/record/1788/files/2491_etd.pdf ER -