Naumova, E. N., Chen, J. T., Griffiths, J. K., Matyas, B. T., Estes-Smargiassi, S. A., & Morris, R. D. (2000). Use of passive surveillance data to study temporal and spatial variation in the incidence of giardiasis and cryptosporidiosis.

Naumova, E N., J T. Chen, J K. Griffiths, B T. Matyas, S A. Estes-Smargiassi, och R D. Morris. Use of Passive Surveillance Data to Study Temporal and Spatial Variation in the Incidence of Giardiasis and Cryptosporidiosis. 2000.

Naumova, E N., et al. Use of Passive Surveillance Data to Study Temporal and Spatial Variation in the Incidence of Giardiasis and Cryptosporidiosis. 2000.