1. Hargraves MM, Richmond H, Morton R. Presentation of two bone marrow elements; the ‘tart’ cell and ‘LE’ cell. Proc Staff Meet Mayo Clin1948;23:25–8.
2. Hargraves MM. Discovery of the LE cell and its morphology. Proc Staff Meet Mayo Clin1969;44:579–9.
3. Sundberg RD, Lick NB. LE cells in the blood in acute disseminated lupus erythematosus. J Invest Dermatol1949; 12:83–4.
4. Haserick JR, Bortz DW. Normal bone marrow inclusion phenomena induced by lupus erythematosus plasma. J Invest Dermatol1949;13:47–9.
5. Hargraves MM. Production in vitro of the LE cell phenomenon: use of normal bone marrow elements and blood plasma from patients with acute disseminated lupus erythematosus. Proc Staff Meet Mayo Clin1949;24:234–7.