Dr. Bill Huggins • J Altern Complement Med. 2002 Apr;8(2):143-52.
A randomized, double-blind, placebo-controlled trial to determine the effectiveness of botanically derived inhibitors of 5-alpha-reductase in the treatment of androgenetic alopecia.
Prager N, Bickett K, French N, Marcovici G.
Source
Clinical Research and Development Network, Aurora, CO, USA.