Retrotransposon: a versatile player in human preimplantation development and health. Qu, Y. ORCID: https://orcid.org/0000-0002-6203-0032, Izsvák, Z. ORCID: https://orcid.org/0000-0002-2053-2384 and Wang, J. ORCID: https://orcid.org/0000-0002-7027-0298 Life Medicine 2 (1): 1-3. February 2023