E D Zemper

Incidence of reported cerebral concussion in adult taekwondo athletes

W Pieter, E D Zemper, E. Zemper, 1998, The journal of the Royal Society for the Promotion of Health.

Cerebral Concussions in Taekwondo Athletes

Willy Pieter, E D Zemper, 1994 .

Head and neck injuries in young taekwondo athletes.

W Pieter, E D Zemper, E. Zemper, 1999, The Journal of sports medicine and physical fitness.

Injury Rates in a National Sample of College Football Teams: A 2-Year Prospective Study.

E D Zemper, E. Zemper, 1989, The Physician and sportsmedicine.

Injury rates during the 1988 US Olympic Team Trials for taekwondo.

W Pieter, E D Zemper, E. Zemper, 1989, British journal of sports medicine.