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HARVARD Citation
Markova, D. et al. (2022). Impact of preimplantation genetic testing for aneuploidies (PGT-A) on first trimester biochemical markers – PAPP-A (placenta-associated plasma protein) and free β-hCG (human chorionic gonadotropin). Journal of maternal-fetal & neonatal medicine. pp. 6097-6103. [Online].