Woong-Il Kim, Jung-Soo Oh, So-Won Pak, Se-Jin Lee, Changjong Moon, In-Sik Shin, Won-Kee Yun, Jong-Choon Kim and Sung-Hwan Kim, 2024. Effects of Gelatinized Maca on Andropause Symptoms in Aged Male Mice. International Journal of Pharmacology, 20: 622-629.