Ralph R. Frerichs

A Computer Simulation Model for the Control of Rabies in an Urban Area of Colombia

Juan Prawda, J. Prawda, R. Frerichs, 1975 .

The Ghost Map

R. Frerichs, Ralph R. Frerichs, 2007, Emerging Infectious Diseases.

Analysis of effects of sex and age in response to items on the CES-D scale

Virginia A. Clark, Timothy M. Morgan, Carol S. Aneshensel, 1981, Psychiatry Research.

Stress, support, and depression: A longitudinal causal model

Carol S. Aneshensel, R. Frerichs, C. Aneshensel, 1982 .