%0 Journal Article %T Perinatal outcome of twin pregnancies according to maternal age %A Cheong-Rae Roh %A Ji-Hee Sung %A Jong-Hwa Kim %A Mi-Na Kim %A Soo-young Oh %A Suk-Joo Choi %A Yeon-joo Lee %A Yoo-Min Kim %J Archive of "Obstetrics & Gynecology Science". %D 2019 %R 10.5468/ogs.2019.62.2.93 %K Maternal age %K Twin pregnancy %K Perinatal care %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6422846/