title: A search for a characteristic illness in children with serological evidence of viral or toxoplasma infection.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis*; D000914:Antibodies, Viral / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D006506:Hepatitis A / Q000175:diagnosis; D035922:Hepatitis A Antibodies; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007244:Infectious Mononucleosis / Q000175:diagnosis; D010321:Parvoviridae / Q000276:immunology; D011120:Polyomavirus / Q000276:immunology; D014122:Toxoplasma / Q000276:immunology*; D014123:Toxoplasmosis / Q000175:diagnosis*; D014412:Tumor Virus Infections / Q000175:diagnosis; D014777:Virus Diseases / Q000175:diagnosis*
chemical_list: D000906:Antibodies; D000914:Antibodies, Viral; D035922:Hepatitis A Antibodies