title: [A study of early diagnosis of viral infection in Bell's palsy (author's transl)].
mesh_terms: D005158:Facial Paralysis / Q000209:etiology / Q000276:immunology*; D006801:Humans; D007075:Immunoglobulin M / Q000032:analysis; D013997:Time Factors; D014777:Virus Diseases / Q000150:complications / Q000175:diagnosis*
chemical_list: D007075:Immunoglobulin M