Cite
Combined first trimester or cffDNA screening.
MLA
Hyett, J. “Combined First Trimester or CffDNA Screening.” BJOG: An International Journal of Obstetrics & Gynaecology, vol. 123, no. 1, Jan. 2016, p. 98. EBSCOhost, https://doi.org/10.1111/1471-0528.13623.
APA
Hyett, J. (2016). Combined first trimester or cffDNA screening. BJOG: An International Journal of Obstetrics & Gynaecology, 123(1), 98. https://doi.org/10.1111/1471-0528.13623
Chicago
Hyett, J. 2016. “Combined First Trimester or CffDNA Screening.” BJOG: An International Journal of Obstetrics & Gynaecology 123 (1): 98. doi:10.1111/1471-0528.13623.