Howarth, A T <br/><br/>
Oestrogen:creatinine ratio in all pregnancies?  [electronic resource] 

 -  British medical journal  Nov 1977 
 - 1222 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0007-1447 
<br/><br/><label>Standard No.: </label>10.1136/bmj.2.6096.1222-c  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Creatinine--urine<br/>Estrogens--urine<br/>Female<br/>Fetal Death--prevention & control<br/>Humans<br/>Placental Function Tests<br/>Pregnancy