Cawyer, Chase R <br/><br/>
Estimating Gestational Age With Sonography: Regression-Derived Formula Versus the Fetal Biometric Average.  [electronic resource] 

 -  Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in Medicine  Mar 2018 
 - 677-681 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article 
<br/><br/><label>ISSN: </label>1550-9613 
<br/><br/><label>Standard No.: </label>10.1002/jum.14405  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abdomen--diagnostic imaging<br/>Adult<br/>Biometry<br/>Cross-Sectional Studies<br/>Crown-Rump Length<br/>Female<br/>Femur--diagnostic imaging<br/>Fetal Development<br/>Gestational Age<br/>Head--diagnostic imaging<br/>Humans<br/>Pregnancy<br/>Reproducibility of Results<br/>Retrospective Studies<br/>Ultrasonography, Prenatal--methods