Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology
Avec:
L M Webster
,
K Bramham
,
P T Seed
,
M Homsy
,
K Widdows
,
A J Webb
,
C Nelson-Piercy
,
L Magee
,
B Thilaganathan
,
J E Myers
,
L C Chappell