title: The distribution of absorbed dose and mean energy imparted in orthopantomography.
authors: Section for Maxillo-Facial Roentgenology, Central Hospital, Boden, Sweden, and Department of Radiation Physics, University of Umeå, Sweden.
authors: O
authors: O
authors: Nyström
authors: U
authors: U
authors: Welander
authors: G
authors: G
authors: Wickman