title: Letter: HBAG in papular acrodermatitis of childhood.
mesh_terms: D000169:Acrodermatitis / Q000150:complications / Q000276:immunology*; D002648:Child; D006509:Hepatitis B / Q000150:complications; D006511:Hepatitis B Antigens / Q000032:analysis*; D006801:Humans
chemical_list: D006511:Hepatitis B Antigens