Kim, So Yeon; Lee, Seung Mi; Jun, Jong Kwan; Han, You Jung; Kim, Min Hyoung; Shim, Jae-Yoon; Lee, Mi-Young; Oh, Soo-young; Lee, JoonHo; Kim, Soo Hyun; Cha, Dong Hyun; Cho, Geum Joon; Kwon, Han-Sung; Kim, Byoung Jae; Park, Mi Hye; Cho, Hee Young; Ko, Hyun Sun; Ahn, Jeonghoon; Ryu, Hyun Mee
BMC Pregnancy and Childbirth, 18(1):307