title: Pitfalls in the study of hepatitis A.
mesh_terms: D000914:Antibodies, Viral / Q000302:isolation & purification; D000937:Antigen-Antibody Reactions; D000956:Antigens, Viral / Q000302:isolation & purification; D005243:Feces; D006506:Hepatitis A / Q000276:immunology* / Q000382:microbiology; D006507:Hepatovirus / Q000276:immunology / Q000302:isolation & purification; D006801:Humans; D005779:Immunodiffusion; D008854:Microscopy, Electron
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral