How To Read an OB Wheel When Pregnancy Dates Disagree An OB wheel can show the gestational age of a pregnancy on a chosen date, when it reaches 40 weeks and what the gestational age will be at a future appointment. The underlying calculation is relatively simple. The harder part https://notebookstream-presssite600.vblogetin.com/49351257/article-to-know-on-ob-wheel-and-why-it-is-trending