Donnay, I., Donatelli, S., Majerus, V., De Roover, R., & Dessy, F. (2002). Maturing calf oocytes with granulosa cells from adult follicles increases blastocyst cell number after in vitro fertilization. Theriogenology, 57(1), 717. https://hdl.handle.net/2078.5/189776 (Original work published 2002)