Willman, J. H., Martins, T. B., Jaskowski, T. D., Hill, H. R., & Litwin, C. M. (1999). Heterophile Antibodies to Bovine and Caprine Proteins Causing False-Positive Human Immunodeficiency Virus Type 1 and Other Enzyme-Linked Immunosorbent Assay Results. American Society for Microbiology.

Willman, Joseph H., Thomas B. Martins, Troy D. Jaskowski, Harry R. Hill, and Christine M. Litwin. Heterophile Antibodies to Bovine and Caprine Proteins Causing False-Positive Human Immunodeficiency Virus Type 1 And Other Enzyme-Linked Immunosorbent Assay Results. American Society for Microbiology, 1999.

Willman, Joseph H., et al. Heterophile Antibodies to Bovine and Caprine Proteins Causing False-Positive Human Immunodeficiency Virus Type 1 And Other Enzyme-Linked Immunosorbent Assay Results. American Society for Microbiology, 1999.