- Prenatal diagnosis and a donor splice site mutation in fibrillin in a family with Marfan syndrome. Godfrey, M., Vandemark, N., Wang, M., Velinov, M., Wargowski, D., Tsipouras, P., Han, J., Becker, J., Robertson, W., Droste, S. Am. J. Hum. Genet. (1993)