title: Large-amplitude circadian rhythm in helper:suppressor ratio of peripheral blood lymphocytes.
mesh_terms: D002940:Circadian Rhythm; D006801:Humans; D007958:Leukocyte Count; D008297:Male; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*; D050378:T-Lymphocytes, Regulatory / Q000276:immunology