title: A mathematical spread sheet application for production of entrance skin exposure nomograms.
authors.affiliation: University of South Alabama, Department of Radiology, Mobile 36617, USA.
authors.forename: M D
authors.initials: MD
authors.lastname: Harpen
mesh_terms: D006801:Humans; D007591:Joint Commission on Accreditation of Healthcare Organizations; D008433:Mathematics; D008962:Models, Theoretical; D011829:Radiation Dosage; D011859:Radiography / Q000592:standards*; D012044:Regression Analysis; D012867:Skin / Q000528:radiation effects*