Comment on

• Brief report: clonal proliferation of type 2 helper T cells in a man with the hypereosinophilic syndrome.

  Cogan E, Schandené L, Crusiaux A, Cochaux P, Velu T, Goldman M. Cogan E, et al. N Engl J Med. 1994 Feb 24;330(8):535-8. doi: 10.1056/NEJM199402243300804. N Engl J Med. 1994. PMID: 8302319 No abstract available.