title: Statistics, T-lymphocyte subpopulations, and haemophilia.
mesh_terms: D006467:Hemophilia A / Q000276:immunology*; D006801:Humans; D013223:Statistics as Topic; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*