JOSHI, R; BARAL, G. Perinatal Outcome of the Second Twin. Nepal Journal of Obstetrics and Gynaecology, [S.l.], v. 10, n. 1, p. 89-93, aug. 2015. ISSN 1999-8546. Available at: <http://njog.org.np/njog/index.php/njog/article/view/685>. Date accessed: 31 mar. 2020.