The United States Preventive Services Task Force (USPSTF) strongly recommends universal screening of all pregnant women, while the World Health Organization (WHO) recommends all women be tested at their first antenatal visit and again in the third trimester.
United States Preventive Services Task Force (USPSTF) preporučuje opći probir svih trudnica, dok Svjetska zdravstvena organizacija preporučuje testiranje svih žena prilikom prvog pregleda u trudnoći, te ponovno u trećem tromjesečju.