[Observations on a hepatitis epidemic].
D002648:Child; D058872:Epidemics; D006505:Hepatitis / Q000706:statistics & numerical data*; D006506:Hepatitis A; D006801:Humans; D007223:Infant; D001523:Mental Disorders
HEPATITIS, INFECTIONS/in infancy and childhood; HEPATITIS/statistics; MENTAL DISORDERS/in infancy and childhood