1. Procaine amide-induced lupus erythematosus;Ladd;New England J. Med.,1962
2. Presentation of two bone marrow elements: the “tart” cell and the L.E. cell;Hargraves,1948
3. A comparative evaluation of the L.E. cell test performed simultaneously by different methods;Dubois;Blood,1957
4. Fluorescent spot test for antinuclear antibodies;Friou;Arthritis & Rheumat.,1962
5. Systemic lupus erythematosus associated with procaine amide therapy;Hahn;Missouri Med.,1964