P02.01: Retrospective analysis of twin pregnancies in Institute for the Care of Mother and Child between 2012–2015. (September 2016) - Mackova, K.; Behavkova, K.; Haslik, L.; Vojtech, J.; Pock, R.; Palasova, K.; Kucerova, M.; Hympanova, L.; Herman, H.; Krofta, L.; Feyereisl, J.