Tao Hu Hu, T., Gallins, P., & Zhou, Y.-H. (2018). A zero-inflated beta-binomial model for microbiome data analysis. STAT, 7(1). https://doi.org/10.1002/sta4.185 Zhou, J. J., Hu, T., Qiao, D. D., Cho, M. H., & Zhou, H. (2016). Boosting gene mapping power and efficiency with efficient exact variance component tests of single nucleotide polymorphism sets. Genetics, 204(3), 921-.