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Routine ultrasound has not been shown to be more accurate than the calendar method
Author(s) -
Zimmermann R.,
Wisser J.
Publication year - 1998
Publication title -
bjog: an international journal of obstetrics and gynaecology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.157
H-Index - 164
eISSN - 1471-0528
pISSN - 1470-0328
DOI - 10.1111/j.1471-0528.1998.tb09952.x
Subject(s) - citation , university hospital , obstetrics and gynaecology , library science , medicine , family medicine , computer science , pregnancy , biology , genetics