.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.
What to expect for your first Pap test. For some women Pap tests can be a little scary the first time, particularly if you're not sure what to expect. The good news is that the whole procedure is usually done within just a few minutes. Having regular Pap tests is the best way for women to protect themselves against cervical cancer.