Effects of androstenedione-herbal supplementation on serum sex hormone concentrations in 30- to 59-year-old men.
Int J Vitam Nutr Res. 2001 Sep;71(5):293-301. doi: 10.1024/0300-9831.71.5.293.
Int J Vitam Nutr Res. 2001.
PMID: 11725694
Clinical Trial.