Sherman, S J <br/><br/>
Transvaginal ultrasound: does it help in the diagnosis of placenta previa?  [electronic resource] 

 -  Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology  Jul 1992 
 - 256-60 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0960-7692 
<br/><br/><label>Standard No.: </label>10.1046/j.1469-0705.1992.02040256.x  doi