[1]
CHEUNG, H.H., TONG, L.-Y. and TO, W.W. 2023. Second-tier non-invasive prenatal screening for Down syndrome in a public obstetric unit: the first 12 months. Hong Kong Journal of Gynaecology, Obstetrics and Midwifery. 22, 1 (Apr. 2023). DOI:https://doi.org/10.12809/hkjgom.22.1.02.