.dwg. DWG (from drawing) is a proprietary[2] binary file format used for storing two- and three- dimensional design data and metadata. It is the native format for several CAD packages including DraftSight, AutoCAD, IntelliCAD (and its variants), Caddie and Open Design Alliance compliant applications.
You and your doctor can decide when it's time for you to begin Pap testing and how often you should have the test. In general, doctors recommend beginning Pap testing at age 21.
October 19, 2012. Getty ImagesYoung women should have their first Pap test no sooner than age 21, regardless of when they become sexually active, say new guidelines from the American College of Obstetricians and Gynecologists (ACOG).