Schumacher, John, H. David Moll, Joseph S. Spano. Effect of bowel resection on two juvenile horses with granulomatous enteritis. Journal of the American Veterinary Medical Association. 1989; 4(3):153-156.,
Schumacher, John, Robert C. Wilson, Joseph S. Spano. Effect of diet on gentamicin-induced nephrotoxicity in the horse. American Journal of Veterinary Research. 1991; 52:1274-1278.,
Schumacher, Jim, John Schumacher, Blanchart T. Comparison of endometrium before and following repair of third-degree rectovestibular lacerations of 8 mares. Journal of the American Veterinary Medical Association. 1992; 200:1336-1338.,
Moll, HD, John Schumacher, Dabareiner R, Slone DE. Left dorsal displacement of the colon complicated by splenic adhesion in three horses. Journal of the American Veterinary Medical Association. 1993; 203(3):425-427.,
Schumacher, John, Jim Schumacher, Joseph S. Spano, John A. McGuire, Wilbur L. Scrutchfield, Roger G. Feldman. Effects of castration on peritoneal fluid in the horse. Journal of the American Veterinary Medical Association. 1988; 2:22-25.
Moll, HD, John Schumacher, JC Wright, JS Spano. Prevention of experimentally induced post surgical abdominal adhesions in the pony by use of sodium carboxymethylcellulose. American Journal Veterinary Research. 1991; 52(1):88-91.
Bigbee RB, John Schumacher, Swaim SF, Purohit RC, Wright JC. Effects of amnion and live yeast cell derivative on second intention healing in the horse. American Journal of Veterinary Research. 1991; 52:1376-1382.
Schumacher, John, Spano JS, Oliver J, Smith RA. Hypereosinophilia syndrome in an American Paint Horse. Journal of Equine Veterinary Science, 1991; 11:346-348.
Schumacher, John, Spano JS, Wilson RC, DeGraves FJ, Duran SH, Ruffin DC. Caffeine clearance in the horse. Veterinary Research Communications, 1994. In press.