Determination of Gestational Age by Ultrasound: In Response.
Department of Obstetrics and Gynaecology, Dr Everett Chalmers Hospital, Fredericton NB.
Kimberly
K
Butt
Department of Obstetrics and Gynaecology, University of British Columbia, Vancouver BC.
Ken
K
Lim
D005865:Gestational Age; D006801:Humans; D014463:Ultrasonography; D016216:Ultrasonography, Prenatal