Effect of an extract of Ganoderma lucidum in men with lower urinary tract symptoms: A double-blind, placebo-controlled randomized and dose-ranging study

Masanori Noguchi, Tatsuyuki Kakuma, Katsuro Tomiyasu, Yoshiko Kurita, Hiroko Kukihara, Fumiko Konishi, Shoichiro Kumamoto, Kuniyoshi Shimizu, Ryuichiro Kondo, Kei Matsuoka