Christopher Champa
CFDPs
| CFDP 2101R | Ray C. Fair, Christopher Champa, "Estimated Costs of Contact in College and High School Male Sports," (August 2017, revised October 2017) [39pp, Abstract] | |
| CFDP 2101 | Ray C. Fair, Christopher Champa, "Estimated Costs of Contact in Men's Collegiate Sports," (August 2017) [26pp, Abstract] |