Department of Urology;
School of Medicine;
Kyung Hee University;
Seou1130-702;
Korea;
Kohwang Medical Research Institute;
School of Medicine;
Kyung Hee University;
Seoul 130-702;
Korea;
良性前列腺增生; 基因多态性; 一氧化氮合成酶; 体积; 单核苷酸多态性; 限制性片段长度多态性; 基因型频率; 男性;