Helper 1 T-Lymphocyte Subpopulation Count

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the number of a subpopulation of helper 1 T-lymphocytes in a sample.

**Synonyms:** - T-Lymphocytes Helper 1 Sub-Population - TLH1S - TLym Help 1 Sub - TLym Help 1 Sub - Th1 Sub