J. Estwanik

Groin Strain and Other Possible Causes of Groin Pain.

J. Estwanik, B. Sloane, M. A. Rosenberg, 1990, The Physician and sportsmedicine.

Concussion management in combat sports: consensus statement from the Association of Ringside Physicians

R. Cantu, B. Jordan, J. Gelber, 2018, British Journal of Sports Medicine.

Levator Scapulae Syndrome.

J. Estwanik, 1989, The Physician and sportsmedicine.

Injuries in Interscholastic Wrestling.

J. Bergfeld, J. Estwanik, H. R. Collins, 1980, The Physician and sportsmedicine.

Amateur Boxing Injuries at the 1981 and 1982 USA/ABF National Championships

J. Estwanik, M. Boitano, Necip Ari, 1984 .

Contusions and the Formation of Myositis Ossificans.

J. Estwanik, J. Mcalister, 1990, The Physician and sportsmedicine.

Report of injuries sustained during the United States Olympic wrestling trials

J. Bergfeld, J. Estwanik, T. Canty, 1978, The American journal of sports medicine.