Understanding An OB Wheel When Pregnancy Dates Differ An OB wheel can show how far along a pregnancy is on a particular day, when it reaches 40 weeks and the expected gestational age at an upcoming appointment. The mathematical process is uncomplicated. The greater challenge involves determining which reference date https://journalstories-bizscope899.kylieblog.com/43430570/the-growing-craze-about-the-pregnancy-ob-wheel