- Population-based risk estimates of Wilms tumor in sporadic aniridia. A comprehensive mutation screening procedure of PAX6 identifies 80% of mutations in aniridia. Grønskov, K., Olsen, J.H., Sand, A., Pedersen, W., Carlsen, N., Bak Jylling, A.M., Lyngbye, T., Brøndum-Nielsen, K., Rosenberg, T. Hum. Genet. (2001)