Epithelial Basement Membrane Zone Antibody IgA Epstein-Barr Virus Antibody to Viral Capsid Antigen, IgM Endomysial Antibody, IgG Epithelial Basement Membrane Zone Antibody IgG Endotoxin Detection by Limulus Amebocyte Recombinant Factor C Epithelial Cell Surface Antibody IgG Entamoeba histolytica (amebiasis), Antibody, IgG Epithelial Membrane Antigen (EMA) by Immunohistochemistry Entamoeba histolytica Antigen, EIA Epithelial Skin Antibody Enterovirus and Parechovirus by PCR Epithelial-Related Antigen, MOC-31 by Immunohistochemistry Enterovirus Antibody Panel EPOR Mutation Detection by Sequencing Enterovirus by PCR Epstein-Barr Virus (EBV) by in situ Hybridization, Paraffin Electrolyte and Osmolality Profile, Fecal Enterovirus Typing Epstein-Barr Virus (EBV) by In Situ Hybridization, Stain Only Electrolyte Panel