Poon, A. D., Fagan, L. M., & Shortliffe, E. H. (1996). The PEN-Ivory project: Exploring user-interface design for the selection of items from large controlled vocabularies of medicine.
Chicago Style CitationPoon, A D., L M. Fagan, and E H. Shortliffe. The PEN-Ivory Project: Exploring User-interface Design for the Selection of Items From Large Controlled Vocabularies of Medicine. 1996.
MLA CitationPoon, A D., L M. Fagan, and E H. Shortliffe. The PEN-Ivory Project: Exploring User-interface Design for the Selection of Items From Large Controlled Vocabularies of Medicine. 1996.
Warning: These citations may not always be 100% accurate.