Hayes, R. ., Ahn, J. ., Fan, X. ., Peters, B. ., Ma, Y. ., Yang, L. ., … Pei, Z. . (2018). Association of Oral Microbiome With Risk for Incident Head and Neck Squamous Cell Cancer. JAMA Oncology. https://doi.org/10.1001/jamaoncol.2017.4777 (Original work published 2018)

Chen, Z. ., Schiffman, M. ., Herrero, R. ., DeSalle, R. ., Anastos, K. ., Segondy, M. ., … Burk, R. . (2018). Classification and evolution of human papillomavirus genome variants: Alpha-5 (HPV26, 51, 69, 82), Alpha-6 (HPV30, 53, 56, 66), Alpha-11 (HPV34, 73), Alpha-13 (HPV54) and Alpha-3 (HPV61). Virology, 516, 86-101. https://doi.org/10.1016/j.virol.2018.01.002 (Original work published 2018)