Determinants of number‐specific recall error of last menstrual period: a retrospective cohort study

Publisher: John Wiley & Sons Inc

E-ISSN: 1471-0528|122|6|835-841

ISSN: 1470-0328

Source: BJOG : AN INTERNATIONAL JOURNAL OF OBSTETRICS & GYNAECOLOGY, Vol.122, Iss.6, 2015-05, pp. : 835-841

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Abstract