Artal, R <br/><br/>
Free metanephrine in human amniotic fluid as an index of fetal sympathetic nervous system maturation.  [electronic resource] 

 -  American journal of obstetrics and gynecology  Feb 1979 
 - 452-4 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0002-9378 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amniotic Fluid--analysis<br/>Epinephrine--analogs & derivatives<br/>Female<br/>Fetus--physiology<br/>Gestational Age<br/>Humans<br/>Labor, Obstetric<br/>Metanephrine--analysis<br/>Pregnancy<br/>Sympathetic Nervous System--embryology