Fortified foods contain vitamin D in the form of either D2 or, more commonly, D3, which is the type produced by human skin exposed to sunlight. Salmon, tuna, swordfish and mackerel are examples of fish whose flesh contains vitamin D, notes the NIH Office of Dietary Supplements.
Definition of Wassermann test. : a test for the detection of syphilis using the Wassermann reaction âcalled also Wassermann.
What is a Hep B titer? A Hep B titer generally refers to a special test known as the Hepatitis B Surface Antibody test. The Hep B test is frequently used to check the blood for evidence of immunity to Hepatitis B. It is not a shot or vaccination and the analysis needs to be performed by a laboratory.