1. Blum, B., Causey, J., Cavero, D., Lenhard, R., Jr., and Powers, T., The Johns Hopkins Clinical Information System: A study in MUMPS productivity. 1978 MUMPS Users' Group, June 1978.
2. Blum, B.I., and Lenhard, R.E., Jr., An oncology clinical information system.Computer Magazine, November 1979, pp 42–50.
3. Blum, B.I., and Lenhard, R.E., Jr., Clinical information systems: Design for physician use. Washington ACM Technical Symposium, June 1979.
4. Blum, B.I., and Lenhard, R.E., Jr., Experience in implementing a clinical information system. Presented at the 1980 MEDINFO Conference, Japan, September 29–October 4, 1980.
5. McDonald, C.J., Protocol-based computer reminders, the quality of care and the non-perfectability of man.N. Engl. J. Med. 295:24, 1976.