As we know, in windows phone 8, if we want to turn screen light off with app, we can call windows runtime component by p/invoke. example:
peripherally inserted central catheter (PICC) care, a nursing intervention from the Nursing Interventions Classification (NIC) defined as insertion and maintenance of a peripherally inserted central catheter either midline or centrally located. See also Nursing Interventions Classification.
Peripherally inserted central catheters (PICCs) have become popular in children because they allow safe long-term intravascular access, comfort, and ease of transition to home therapy.1A PICC is defined as a catheter inserted percutaneously via a peripheral vein with the tip residing in a central vein.