TY - THES AU - Knapp, Brandon DA - 2014 DO - 10.6083/M4N878JM DO - DOI ID - 2908 KW - Orthodontic Retainers KW - Staining and Labeling KW - Polyethylenes KW - Orthodontics KW - dental materials analysis L1 - https://digitalcollections.ohsu.edu/record/2908/files/3678_etd.pdf L2 - https://digitalcollections.ohsu.edu/record/2908/files/3678_etd.pdf L4 - https://digitalcollections.ohsu.edu/record/2908/files/3678_etd.pdf LK - https://digitalcollections.ohsu.edu/record/2908/files/3678_etd.pdf PB - Oregon Health and Science University PY - 2014 T1 - Fracture toughness, clarity, and staining of thermoplastic orthodontic retainer materials TI - Fracture toughness, clarity, and staining of thermoplastic orthodontic retainer materials UR - https://digitalcollections.ohsu.edu/record/2908/files/3678_etd.pdf Y1 - 2014 ER -