TY - THES AU - Lathrop, Marie E. DA - 1989 DO - 10.6083/M4FJ2DX6 DO - DOI ID - 1203 KW - Frontal Sinus L1 - https://digitalcollections.ohsu.edu/record/1203/files/1885_etd.pdf L2 - https://digitalcollections.ohsu.edu/record/1203/files/1885_etd.pdf L4 - https://digitalcollections.ohsu.edu/record/1203/files/1885_etd.pdf LK - https://digitalcollections.ohsu.edu/record/1203/files/1885_etd.pdf PY - 1989 T1 - An investigation into the constancy of the form of the frontal sinus TI - An investigation into the constancy of the form of the frontal sinus UR - https://digitalcollections.ohsu.edu/record/1203/files/1885_etd.pdf Y1 - 1989 ER -