D J Schaeffer

发表

D J Schaeffer, 1987, Regulatory toxicology and pharmacology : RTP.

D J Schaeffer, D. Schaeffer, B. Kitchell, 2005, The Journal of small animal practice.

D J Schaeffer, G J Pijanowski, D. Schaeffer, 1994, Journal of biomechanics.