Maternal serum retinol-binding protein-4 at 11–13 weeks’ gestation in normal and pathological pregnancies
Keywords: AGA, Appropriate for gestational age; β-HCG, β-Human Chorionic Gonadotrophin; CRL, Crown-rump length; CV, Coefficient of Variation; ELISA, Enzyme-linked Immunosorbent Assay; EIA, Enzyme Immunometric Assay; GDM, Gestational Diabetes Mellitus; LGA, Large fo