Yánez Hidalgo , R.D. et al. 2026. Impact of Preimplantation Genetic Testing for Aneuploidy (PGT-A) on IVF Pregnancy Outcomes: A Retrospective Cohort Study from a High-Altitude Fertility Center in Ecuador (2,850 m). Journal of Neonatal Surgery. 15, 1s (Apr. 2026), 56–75.