Warfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.Why have I been prescribed warfarin?arfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.
Excel MIN Without Zeros. See Also AVERAGE Excluding Zeros. Excel has a built in formula/function that makes finding the minimum value in a range of cells easy. If we assume your numbers are in A1:A100 you would simply use the MIN formula like shown below; =MIN(A1:A100) There is however, one draw-back with this.
To enter an array formula, press CTRL+SHIFT+ENTER. Use the COUNTIF() function to count the occurrences of a text string. For example, use the formula. where. is the range of cells that you are evaluating, and. is the text string that you want to count instances of (note that. must be enclosed in quotation marks).