@incollection{Fiorentzis18, author = {Stelios Fiorentzis and Styliani Salta and Michail Pargianas and Artemis Pontikaki and Dimitrios P. Koutsoulis and Christodoulos Akrivis and Dimitrios Akrivis and Ioannis Kosmas}, title = {Quadruplets and Quintuplets}, booktitle = {Multiple Pregnancy}, publisher = {IntechOpen}, address = {Rijeka}, year = {2018}, editor = {Julio Elito Jr.}, chapter = {8}, doi = {10.5772/intechopen.80338}, url = {https://doi.org/10.5772/intechopen.80338} }