Maternal characteristics and twin gestation outcomes over 10 years: impact of conception methods Christian Bamberg, M.D., Christina Fotopoulou, M.D., Ph.D., Philipp Neissner, M.D., Torsten Slowinski, M.D., Joachim W. Dudenhausen, M.D., Ph.D., Hans Proquitte, Ph.D., Christoph Bührer, M.D., Ph.D., Wolfgang Henrich, M.D., Ph.D. Fertility and Sterility Volume 98, Issue 1, Pages 95-101.e1 (July 2012) DOI: 10.1016/j.fertnstert.2012.04.009 Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions
Figure 1 Mean maternal age during the study period by mode of conception. Fertility and Sterility 2012 98, 95-101.e1DOI: (10.1016/j.fertnstert.2012.04.009) Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions
Figure 2 Number of annual twin deliveries between 1998 and 2008 by mode of conception. Fertility and Sterility 2012 98, 95-101.e1DOI: (10.1016/j.fertnstert.2012.04.009) Copyright © 2012 American Society for Reproductive Medicine Terms and Conditions