zoom-out Zoom Out zoom-in Zoom In invert Invert cursor Bigger Cursor brightness Brightness contrast Contrast monochrome Grayscale revert Undo Changes Lecture by Prof. Mostafa Mohamed Ahmed. Fifth Level Health Department 16 March 2020 Lecture by Prof. Mostafa Mohamed Ahmed. Fifth Level Health Departmenthttps://www.facebook.com/groups/v.e.s.v.a.a/
