Khan, Z. M., Liu, Y., Neu, U., Gilbert, M., Ehlers, B., Feizi, T., et al. (2014). Crystallographic and Glycan Microarray Analysis of Human Polyomavirus 9 VP1 Identifies N-Glycolyl Neuraminic Acid as a Receptor Candidate. Journal of Virology, 88(11), 6100-6111. doi:10.1128/JVI.03455-13.