http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Definition of terms used in rhinomanometry
with suggested standard symbols; a handbook and glossary
American Academy of Ophthalmology and Otolaryngology
Report of the Committee on Standardization of Definitions, Terms, Symbols in Rhinometry, Henry L. Williams, chairman