Ledger, W L <br/><br/>
Rapid diagnosis of early ectopic pregnancy in an emergency gynaecology service--are measurements of progesterone, intact and free beta human chorionic gonadotrophin helpful?  [electronic resource] 

 -  Human reproduction (Oxford, England)  Jan 1994 
 - 157-60 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>0268-1161 
<br/><br/><label>Standard No.: </label>10.1093/oxfordjournals.humrep.a138307  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chorionic Gonadotropin--blood<br/>Chorionic Gonadotropin, beta Subunit, Human<br/>Emergency Service, Hospital<br/>Female<br/>Humans<br/>Peptide Fragments--blood<br/>Predictive Value of Tests<br/>Pregnancy<br/>Pregnancy, Ectopic--diagnosis<br/>Progesterone--blood<br/>Prospective Studies<br/>Time Factors<br/>Ultrasonography, Prenatal