Premium
Reply
Author(s) -
Gjessing H. K.,
Grøttum P.,
EikNes S. H.
Publication year - 2008
Publication title -
ultrasound in obstetrics and gynecology
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 3.202
H-Index - 141
eISSN - 1469-0705
pISSN - 0960-7692
DOI - 10.1002/uog.5214
Subject(s) - medicine , population , recall bias , prospective cohort study , relevance (law) , variable (mathematics) , statistics , pediatrics , surgery , mathematical analysis , environmental health , mathematics , pathology , political science , law