Calculating Gestational age is seldom an easy decision. Every clinician needs a reliable formula before they rely on an estimated date. The OB wheel makes that work straightforward by relying on a proven method instantly. Getting a dependable EDD guides the whole antenatal path. Errors in dating affect screening windows. https://dominickwgorz.laowaiblog.com/42230662/how-to-master-the-ob-wheel