A time-lapse study of pronuclear fading in 39, 241 human embryos, following IVF or ICSI. Is it time to fine-tune practice for standard fertilization assessment practice?. (May 2018) - Campbell, Alison; Gallos, Ioannis; Mirzazadeh, Fatima; Louise, Best; Smith, Rachel; Duffy, Samantha; Foad, Fiona; Thirlby, Sarah; Wheat, Stacy; Montgomery, Sue; O'boyle, Sarah; Davies, Laina