A professional will draw blood and then perform two tests on the blood sample: forward typing and reverse typing. During forward typing, the blood sample is mixed with antibodies against type A ...

Bonafide trade samples can be imported, provided these have been supplied free. t is, however, not to be used to avoid paying Customs duty through repeated imports of samples in smaller lots. The ...

A rheumatoid factor (RF) test is a blood test that can help diagnose rheumatoid arthritis (RA). The test measures the amount of rheumatoid factor in your blood. Rheumatoid factor is an autoantibody ...