Guyatt, H. L., D. A. P. Bundy, G. F. Medley, and B. T. Grenfell. 1990. The relationship between the frequency-distribution of Ascaris lumbricoides and the prevalence and intensity of infection in human communities. Parasitology 101:139-143.
Smith, G., and B. T. Grenfell. 1990. Population biology of pseudorabies in swine. Am J Vet Res 51:148- 155.
Grenfell, B. T., and G. Smith. 1990. Mathematical-model for the impact of a pseudorabies epizootic on the productivity of a farrow-to-finish operation. Am J Vet Res 51:156-164.
Harwood, J., and B. T. Grenfell. 1990. Long-term risks of recurrent seal plagues. Mar Pollut Bull 21:284- 287.
Das, P. K., A. Manoharan, A. Srividya, B. T. Grenfell, D. A. P. Bundy, and P. Vanamail. 1990. Frequency- distribution of wuchereria-bancrofti microfilariae in human-populations and its relationships with age and sex. Parasitology 101:429-434.
Grenfell, B. T., P. T. Das, P. K. Rajagopalan, and D. A. P. Bundy. 1990. Frequency-distribution of lymphatic filariasis microfilariae in human-populations – population processes and statistical estimation. Parasitology 101:417-427.
Sugihara, G., B. T. Grenfell, and R. M. May. 1990. Distinguishing error from chaos in ecological time- series. Philos T Roy Soc B 330:235-251.
Grenfell, B. T. 1990. Correction. Am J Vet Res 51:313-313.