The following publications are possibly variants of this publication:
- Pathways Database System: An Integrated System for Biological PathwaysLarkshmi Krishnamurthy, Joseph H. Nadeau, Gultekin Özsoyoglu, Z. Meral Özsoyoglu, Greg Schaeffer, Murat Tasan, Wanhong Xu. bioinformatics, 19(8):930-937, 2003.
- Pathways Database System: An Integrated Set of Tools for Biological PathwaysWanhong Xu, Larkshmi Krishnamurthy, Murat Tasan, Gultekin Özsoyoglu, Joseph H. Nadeau, Z. Meral Özsoyoglu, Greg Schaeffer. SAC 2003: 96-102