title: Stress, cortisol, and lymphocyte subpopulations.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D008297:Male; D013315:Stress, Psychological / Q000097:blood*; D006377:T-Lymphocytes, Helper-Inducer; D050378:T-Lymphocytes, Regulatory
chemical_list: D006854:Hydrocortisone