How does early ultrasound scan estimation of gestational age lead to higher rates of preterm birth?

The Validity of Gestational Age Estimation by Menstrual Dating in Term, Preterm, and Postterm Gestations

Michael S. Kramer · JAMA · 1988 · 434 citations

Medicine, Maternal Health, Obstetrics +17

Determinants of Preterm Birth Rates in Canada from 1981 through 1983 and from 1992 through 1994

K.S. Joseph, Michael S. Kramer, Sylvie Marcoux et al. · New England Journal of Medicine · 1998 · 363 citations · Full text

Medicine, Obstetrics, Pediatrics +13

The quality and completeness of birthweight and gestational age data in computerized birth files.

Richard J. David · American Journal of Public Health · 1980 · 194 citations

Public Health, Maternal Health, Obstetrics +15

Secular Trends in Preterm Birth

Michael S. Kramer, Robert W. Platt, Hong Yang et al. · JAMA · 1998 · 161 citations

Medicine, Maternal Health, Obstetrics +17

Early dating by ultrasound and perinatal outcome

Ulf Högberg, Nils Larsson · Acta Obstetricia Et Gynecologica Scandinavica · 1997 · 160 citations · Full text

Medicine, Gynecology, Obstetrics +16