Baylor, C., McAuliffe, M. J., Hughes, L. E., Yorkston, K., Anderson, T., Kim, J., & Amtmann, D. (2014). A Differential Item Functioning (DIF) Analysis of the Communicative Participation Item Bank (CPIB): Comparing Individuals With Parkinson's Disease From the United States and New Zealand. J Speech Lang Hear Res.

Baylor, Carolyn, Megan J. McAuliffe, Louise E. Hughes, Kathryn Yorkston, Tim Anderson, Jiseon Kim, and Dagmar Amtmann. "A Differential Item Functioning (DIF) Analysis of the Communicative Participation Item Bank (CPIB): Comparing Individuals With Parkinson's Disease From the United States and New Zealand." J Speech Lang Hear Res 2014.

Baylor, Carolyn, et al. "A Differential Item Functioning (DIF) Analysis of the Communicative Participation Item Bank (CPIB): Comparing Individuals With Parkinson's Disease From the United States and New Zealand." J Speech Lang Hear Res 2014.