TY - RPRT TI - Tracing the evolutionary histories of ultra-rare variants using variational dating of large ancestral recombination graphs AU - Pope, N. S. AU - Tallman, S. AU - Jeffery, B. AU - Robertson, D. AU - Wong, Y. AU - Karthikeyan, S. AU - Ralph, P. L. AU - Kelleher, J. PY - 2026 DO - 10.64898/2026.01.07.698223 UR - https://www.biorxiv.org/content/10.64898/2026.01.07.698223v1 ID - 10.64898/2026.01.07.698223 ER -