(Q43240651)
Statements
Effect of progesterone on cervical shortening in women at risk for preterm birth: secondary analysis from a multinational, randomized, double-blind, placebo-controlled trial (English)
J M O'Brien
E A Defranco
C D Adair
D F Lewis
D R Hall
H How
M Bsharat
Progesterone Vaginal Gel Study Group
1 December 2009