Show 5 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author="Slappendel, Els" or (type any "bookEditor issueEditor" and editor="Slappendel, Els") Add to list Journal Article A1 External validation of a prediction model to select the best day-three embryo for transfer in in vitro fertilization or intracytoplasmatic sperm injection procedures Celine Blank (UGent) , Imke T Duijf, Els Slappendel, Massimo Mischi, Saskia Houterman, Jacques WM Maas, Petra De Sutter (UGent) and Benedictus C. Schoot (UGent) (2018) FERTILITY AND STERILITY. 110(5). p.917-924