Punyawudho, B.; Puttilerpong, C.; Wirotsaengthong, S.; Aramwit, P. A RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED CROSSOVER STUDY OF CAPPRA® FOR THE TREATMENT OF MILD OR MILD TO MODERATE ERECTILE DYSFUNCTION IN THAI MALE Male. Afr J Tradit Complement Altern Med 2012, 10, 310-315.