Dear All, We run the Liaison direct renin assay and I am seeking an external QA program for the assay. Can anyone advise if they are aware of any such program? Many thanks for your assistance. Mr Sandy Musk Senior Scientist in charge Core Clinical Pathology and Biochemistry PathWest Laboratory Medicine Western Australia Royal Perth Hospital Perth Western Australia. ------ACB discussion List Information-------- This is an open discussion list for the academic and clinical community working in clinical biochemistry. Please note, archived messages are public and can be viewed via the internet. Views expressed are those of the individual and they are responsible for all message content. ACB Web Site http://www.acb.org.uk List Archives http://www.jiscmail.ac.uk/lists/ACB-CLIN-CHEM-GEN.html List Instructions (How to leave etc.) http://www.jiscmail.ac.uk/