SNOB - A SNOMED Browser

General

Graph Theory
Graph theory is the study of graphs: mathematical structures used to model pairwise relations between objects from a certain collection.

Description logics
Description logics (DL) are a family of formal knowledge representation languages.

SNOMED

SNOMED CT on Wikipedia
SNOMED CT is a systematically organized computer processable collection of medical terminology...

SNOMED CT on OpenClinical
SNOMED is a coding system, controlled vocabulary, classification system and thesaurus.

International Health Terminology Standards Development Organisation
IHTSDO is a not-for-profit association that develops and promotes use of SNOMED CT to support safe and effective health information exchange.

College of American Pathologists
CAP is the original creator of SNOMED CT.

Browsing the browsers (PDF)
Overview of SNOMED CT Browsers.

Patents

Patent Absurdity: how software patents broke the system
Patent Absurdity explores the case of software patents and the history of judicial activism that led to their rise, and the harm being done to software developers and the wider economy.

US Patent 6,438,533 (Assignee: College of American Pathologists)
System for retrieval of information from data structure of medical records.