TY - RPRT TI - Anatomic structures as visualized on the orthopantomogram. AU - O E Langland AU - F H Sippy PY - 1968 DO - 10.1016/0030-4220(68)90326-5 UR - https://pubmed.ncbi.nlm.nih.gov/5244777/ ID - 5244777 ER -