Immunological studies in an epidemic of infective, short-incubation hepatitis.

Adolescent Antibodies, Antinuclear/isolation & purification Aspartate Aminotransferases/blood Autoantibodies/isolation & purification Bilirubin/blood Child Child, Preschool Complement Fixation Tests Female Fluorescent Antibody Technique Hepatitis A/blood,immunology Hepatitis B virus/immunology Hepatovirus/immunology Humans Immunodiffusion Immunoglobulin A/blood Immunoglobulin G/blood Immunoglobulins/blood Male Microscopy, Electron Mitochondria/immunology Muscle, Smooth/immunology Stomach/immunology Thyroid Gland/immunology Time Factors

Antibodies, Antinuclear Autoantibodies Immunoglobulin A Immunoglobulin G Immunoglobulins Aspartate Aminotransferases Bilirubin