The hepatitis D virus was first reported in mid-1977 by an italian researcher, Mario Rizzetto.  It was first detected in patients with severe liver disease, from chronic hepatitis B.
Could you please provide me with the context in which this statement is going to be used?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: Could you please provide me with the context in which this statement is going to be used? [/INST] \n The hepatitis D virus was first reported in mid-1977 by an italian researcher, Mario Rizzetto.  It was first detected in patients with severe liver disease, from chronic hepatitis B.</s>