Original permGWAS version 1, as published in: https://doi.org/10.1093/bioinformatics/btac455

John, M., Ankenbrand, M. J., Artmann, C., Freudenthal, J. A., Korte, A., & Grimm, D. G. (2022). Efficient permutation-based genome-wide association studies for normal and skewed phenotypic distributions. Bioinformatics, 38(Supplement_2), ii5-ii12.