Nielsen, H. S., Liu, G., Nielsen, J., Oleksiewicz, M. B., Bøtner, A., Storgaard, T., & Faaberg, K. S. (2003). Generation of an Infectious Clone of VR-2332, a Highly Virulent North American-Type Isolate of Porcine Reproductive and Respiratory Syndrome Virus. American Society for Microbiology.

Nielsen, H. S., G. Liu, J. Nielsen, M. B. Oleksiewicz, A. Bøtner, T. Storgaard, und K. S. Faaberg. Generation of an Infectious Clone of VR-2332, a Highly Virulent North American-Type Isolate of Porcine Reproductive and Respiratory Syndrome Virus. American Society for Microbiology, 2003.

Nielsen, H. S., et al. Generation of an Infectious Clone of VR-2332, a Highly Virulent North American-Type Isolate of Porcine Reproductive and Respiratory Syndrome Virus. American Society for Microbiology, 2003.