Reticulocytes, Percent and Number Rheumatoid Factors, IgA, IgG, and IgM by ELISA Rubella Antibodies, IgG and IgM Rubella Antibody, IgG Rubella Antibody, IgM Rufinamide, Serum or Plasma RUNX1-RUNX1T1 (AML1-ETO) t(8;21) Detection, Quantitative Rotavirus and Adenovirus 40-41 Antigens Rotavirus Antigen by EIA