A computer system referred to as a Database Management System with Nested Time Axes (DBMS with NTA), which cooperates with a Computed Medical File and Chart System (CMFCS), employs data processing techniques to solve problems related to data collection and analysis in daily medical practice. It reconstructs...http://www.google.ca/patents/US6081809?utm_source=gb-gplus-sharePatent US6081809 - Interpolative method and system for producing medical charts and monitoring and recording patient conditions