T Tajima, N Zhi, Q Lin, Y Rikishia, HW Horowitz, J Ralfalli, GP Wormser, KE Hechemy. Comparison of two recombinant major outer membrane proteins of the human granulocytic ehrlichiosis agent for use in an enzyme-linked immunosorbent assay. CLINICAL AND DIAGNOSTIC LABORATORY IMMUNOLOGY. 2000. 7. 4. 652-657