Effector 1 B-Lymphocyte Subpopulation Count

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the number of a sub-population of effector 1 B-lymphocytes in a sample.

**Synonyms:** - B-Lymphocytes Effector 1 Sub-Population - BLYE1S - BLym Eff 1 Sub - BLym Eff 1 Sub