This is followed by a good, more concise definition: The key term in the definition of platform is 'programmed'. If you can program it, then it's a platform. If you can't, then it's not.. Marc then gets into detail by breaking platforms down into three fundamental approaches or levels:
6 WHO guidelines on drawing blood: best practices in phlebotomy. â¢ capillary sampling (i.e. finger or heel-pricks or, rarely, an ear lobe puncture) for analysis of. capillary blood specimens for all ages; examples include testing of iron levels before blood.
A. The purpose of phlebotomy is to lower the red blood cell count and the amount of iron in the blood. It is very safe and is an important part of PV treatment. But phlebotomy can cause some side effects that vary from person to person.