[Observation on the prodromal stage in virus hepatitis].
D006505:Hepatitis; D006506:Hepatitis A; D006518:Hepatitis Viruses; D006525:Hepatitis, Viral, Human; D006801:Humans; D062706:Prodromal Symptoms
HEPATITIS, INFECTIOUS
Spostrze1zenia nad okresem zwiastunów wirusowego zapalenia watroby.