title: Possibilities for retrieving temporal information in MEDDOK retrieval system.
abstract: This paper describes shortly some aspects of the MEDDOK retrieval language especially the methods for making vertical retrieval. In addition the question is investigated how this retrieval can be done without scanning and searching most of the data pool. Another subject of the paper is the description of the underlying data structure.
mesh_terms: D003201:Computers; D006801:Humans; D007256:Information Systems; D008499:Medical Records; D012984:Software; D013997:Time Factors