Kremen, W. S., Mai, T., Panizzon, M. S., Franz, C. E., Blankfeld, H. M., Xian, H., . . . Lyons, M. J. (2011). A Twin Study of Spatial and Non-Spatial Delayed Response Performance in Middle Age.

Kremen, William S., Tuan Mai, Matthew S. Panizzon, Carol E. Franz, Howard M. Blankfeld, Hong Xian, Seth A. Eisen, Ming T. Tsuang, and Michael J. Lyons. A Twin Study of Spatial and Non-Spatial Delayed Response Performance in Middle Age. 2011.

Kremen, William S., et al. A Twin Study of Spatial and Non-Spatial Delayed Response Performance in Middle Age. 2011.