Axelrad, M. E., Schwartz, D. D., Fehlis, J., Hopkins, E., Stabley, D. L., Church, K. S., & Gripp, K. W. (2009). Longitudinal Course of Cognitive, Adaptive and Behavioral Characteristics in Costello Syndrome.

Axelrad, Marni E., David D. Schwartz, Julie Fehlis, Elizabeth Hopkins, Deborah L. Stabley, Katia Sol Church, och Karen W. Gripp. Longitudinal Course of Cognitive, Adaptive and Behavioral Characteristics in Costello Syndrome. 2009.

Axelrad, Marni E., et al. Longitudinal Course of Cognitive, Adaptive and Behavioral Characteristics in Costello Syndrome. 2009.