| GRAMS | Gram Stain Huntsville Hospital Laboratory | 
      
        | LAGGN | Granulocyte Antibody Screen, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GMCSF | Granulocyte Monocyte-Colony Stimulating Factor, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | GRANB | Granzyme B Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | GRAP | Grape, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GRFR | Grapefruit, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GRAS1 | Grass Panel # 1, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GRAS2 | Grass Panel # 2, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GRAS3 | Grass Panel # 3, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GAB1 | GRB2-Associated Binding Protein 1 (GAB1) Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | GRFE | Greek Fennel, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GPEA | Green Pea, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GPEP | Green Pepper, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GSTB | Green String Bean, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | ALDR | Grey Alder, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GDF15 | Growth Differentiation Factor 15, Plasma Mayo Clinic Laboratories in Rochester | 
      
        | GRH | Growth Hormone Immunostain, Technical Component Only Mayo Clinic Laboratories in Rochester | 
      
        | GGUM | Guar Gum, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GUIN | Guinea Pig Epithelium, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GUM | Gum Arabic, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | GUS | Guselkumab, Serum Mayo Clinic Laboratories in Rochester |