Medullary thymic epithelium expresses a ligand for CTLA4 in situ and in vitro.
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P. Linsley | S. Hosier | A. Farr | W. Brady | A. Nelson | Andrew G. Farr | Andrew Nelson | William E. Brady
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P. Linsley | S. Hosier | A. Farr | W. Brady | A. Nelson | Andrew G. Farr | Andrew Nelson | William E. Brady