Nondrinkers do not appear to have a higher risk of esophageal cancer. Brooks and colleagues say health care providers should ask their patients about whether they experience redness after drinking alcohol. If so, this should be treated as a warning sign of heightened esophageal cancer risk, requiring screening.
These add-ons are equivalent to saving the file as a .dwg or .dxf file in the user interface. To save the files through the user interface, click Save As on the File menu. In the Save As dialog box, on the Save as type list, select AutoCAD Drawing (*.dwg) or AutoCAD Interchange (*.dxf).
We explain what APP files are and recommend software that we know can open or convert your APP files. Files that contain the .app file extension are executable application program files that are run on the Mac OS X operating system. The APP file format is similar to the Windows EXE file format, but it is used on Mac computers instead of Windows-run computers. The .app file extension is also used by the Alphacam CAD/CAM computer aiding drafting software program.