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          HBZ 
         | 
        
          Human T-cell Lymphotropic Virus Type 1 (HTLV-1) bZIP Factor (HBZ), In Situ Hybridization, Technical Component Only Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HTLLC 
         | 
        
          Human T-Cell Lymphotropic Virus Types 1 and 2 (HTLV-1/-2) Antibody Confirmation, Spinal Fluid Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HTLVC 
         | 
        
          Human T-Cell Lymphotropic Virus Types 1 and 2 (HTLV-1/-2) Antibody Screen with Confirmation, Spinal Fluid Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HAD 
         | 
        
          Huntington Disease, Molecular Analysis, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HIESG 
         | 
        
          Hyper-IgE Syndrome Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HCHLG 
         | 
        
          Hypercholesterolemia Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HYPTG 
         | 
        
          Hypertriglyceridemia Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HCMGG 
         | 
        
          Hypertrophic Cardiomyopathy Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          HYPBG 
         | 
        
          Hypobetalipoproteinemia Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         |