Previous position stands published by the National Strength and Conditioning Association (NSCA) and the American College of Sports Medicine (ACSM) are more than 15-20 years old. This 2009 report focused on the most widely publicized drugs: androgens and hGH.
Hoffman, Jay R., et al. “Position stand on androgen and human growth hormone use.” The Journal of Strength & Conditioning Research 23 (2009): S1-S59.
