title: Firth logistic regression for rare variant association tests.
authors.affiliation: Program in Public Health, Departments of Preventive Medicine, Biomedical Informatics, and Applied Mathematics and Statistics, Stony Brook University Stony Brook, NY, USA.
authors.forename: Xuefeng
authors.initials: X
authors.lastname: Wang
keywords: GEE; association test; firth logistic regression; penalized likelihood; rare variants