8Ford AA, Wylie BJ, Waksmonski CA, et al. Maternal eongenital cardiac disease outcomes of pregnancy in a single tertiary care center. Obstet Gynecol, 2008, 112: 828-833.
9Whittemore R, Hobbins JC, Engle EM. Pregnancy and its outcome in women with and without surgical treatment of congenital heart disease. Am J Cardiol, 1982, 50:641 - 643.
10Drenthen W, Pieper PG, Roos - Hesselink JW, et al. Outcome of pregnancy in women with congenital heart disease: a literature review. J Am Coll Cardiol, 2007, 49:2303 - 2311.