Raji Cell Immune Complex Assay Renin, Direct Rapid Plasma Reagin (RPR) with Reflex to RPR Titer or T. pallidum Antibody by Particle Agglutination Reptilase Time with Reflex to Reptilase Time 1:1 Mix Rapid Plasma Reagin (RPR) with Reflex to Titer Respiratory Culture and Gram Stain Rapid Plasma Reagin (RPR) with Reflex to Titer and FTA-ABS Respiratory Syncytial Virus DFA Rapid Plasma Reagin (RPR) with Reflex to Titer and TP-PA Confirmation Respiratory Virus Mini Panel by PCR RASA1-Related Disorders (RASA1) Deletion/Duplication Respiratory Virus Panel by PCR RASA1-Related Disorders (RASA1) Sequencing Respiratory Viruses DFA RASA1-Related Disorders (RASA1) Sequencing and Deletion/Duplication Respiratory Viruses DFA with Reflex to Respiratory Virus Mini Panel by PCR RBC Band 3 Protein Reduction in Hereditary Spherocytosis Red Blood Cell Count Reducing Substances, Fecal Regulatory T-Cell Panel