title: [THE SPREAD OF SERUM HEPATITIS].
mesh_terms: D000293:Adolescent; D005853:Geriatrics; D006505:Hepatitis; D006506:Hepatitis A; D006509:Hepatitis B; D006515:Hepatitis B virus; D006801:Humans
keywords: ADOLESCENCE; GERIATRICS; HEPATITIS, HOMOLOGOUS SERUM; HEPATITIS, INFECTIOUS