Question

gold standard testing for pernicious anemia is what? mma schilling

Explanation:

The Schilling test has historically been considered the gold - standard test for pernicious anemia. It assesses the body's ability to absorb vitamin B12. MMA (methylmalonic acid) levels can be elevated in vitamin B12 deficiency but is not the gold - standard test for pernicious anemia itself.

Answer:

Schilling