Changes of Estradiol (E2) Concentration and Sex Hormone Binding Globulin (SHBG) Concentration in Serum during Controlled Ovarian Hyperstimulation (COH) in Pregnant and Non-pregnant Women

Yuji Shiina^*

Division of Obstetrics and Gynecology, Yamagata Prefectural Shinjo Hospital, Japan

^*Corresponding Author: Yuji Shiina, 12-55 Wakaba-cho, Shinjo, Yamagata, Japan 996-0025, Japan, Tel: 0233-22-5525, Fax: 0233-23-2987 Email: