Mastronardi, R <br/><br/>
[Echography in the first 3 months of pregnancy. Study of 100 cases].  [electronic resource] 

 -  Minerva ginecologica  Oct 1983 
 - 671-6 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>0026-4784 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abortion, Threatened--diagnosis<br/>Female<br/>Fetal Heart--physiology<br/>Fetus--anatomy & histology<br/>Humans<br/>Placentation<br/>Pregnancy<br/>Pregnancy Trimester, First<br/>Ultrasonography