The percent-free PSA test indicates how much PSA circulates free compared to the total PSA level. The percentage of free PSA is lower in men who have prostate cancer than in men who do not. Studies show that if your PSA results are in the borderline range (4 to 10), a low percent-free PSA (less than 10%) means that the likelihood of having prostate cancer is about 50% and that you should probably have a biopsy.
Using Function Modules in ABAP Programs. CALL FUNCTION is a keyword which is used to call a Function Module in ABAP Programs, now we use the above created Function Module in our ABAP program. Go to SE38 and Provide name as ZSAPN_GET_MATERIAL and click on Create. Provide a title, select Executable Program from drop-down and Save as local object.
function: allow the action potential to go really fast -- a.p. jumps from one node to another (saltitory conduction) 2ndary function: allow nutrients in, waste out