How Many Medications are Entered through Free-text in EHRs? - A Study on Hypoglycemic Agents. - Li Zhou 007; Lisa M. Mahoney; Anastasiya Shakurova; Foster R. Goss; Frank Y. Chang; David W. Bates; Roberto A. Rocha (AMIA, 2012)

Mapping Partners Master Drug Dictionary to RxNorm using an NLP-based approach. - Li Zhou 007; Joseph M. Plasek; Lisa M. Mahoney; Frank Y. Chang; Dana DiMaggio; Roberto A. Rocha (J. Biomed. Informatics, 2012)