“…A similar pattern was found for egg donation families in the United Kingdom (Golombok, Murray, Brinsden, & Abdalla, 1999; and in Finland (Söderström-Anttila, Sajaniemi, Tiitinen, & Hovatta, 1998). With respect to embryo donation, found that only 9% of parents of preschool children born through embryo donation had begun to talk to their children about the children's biological origins, rising to only 18% by middle childhood (MacCallum & Keeley, 2008). This was in stark contrast to the comparison group of adoptive parents, all of whom had disclosed the adoption to their children (MacCallum & Keeley, 2012).…”