Radial Tree Diagram [RTD] of Insomnia. - Philip Topham (J. Soc. Struct., 2010)

NEMO: Extraction and normalization of organization names from PubMed affiliation strings - Siddhartha Jonnalagadda; Philip Topham (CoRR, 2011)

Discovering opinion leaders for medical topics using news articles. - Siddhartha Jonnalagadda; Ryan Peeler; Philip Topham (J. Biomed. Semant., 2012)