Editing Hepatitis (section)

==== Hepatitis D ====
{{main|Hepatitis D}}
The [[hepatitis D]] virus causes chronic and fulminant hepatitis in the context of co-infection with the hepatitis B virus.<ref name="Carroll chapter 35" /> It is primarily transmitted via non-sexual contact and via needles.<ref name="Harrison's Principles, chapter 360 (Acute Viral)" /><ref name="Carroll chapter 35" /> Susceptibility to hepatitis D differs by geographic region.<ref name="Harrison's Principles, chapter 360 (Acute Viral)" /><ref name="Carroll chapter 35" /> In the United States and Northern Europe, populations at risk are intravenous drug users and people who receive multiple transfusions.<ref name="Harrison's Principles, chapter 360 (Acute Viral)" /><ref name="Carroll chapter 35" /> In the Mediterranean, hepatitis D is predominant among hepatitis B virus co-infected people.<ref name="Harrison's Principles, chapter 360 (Acute Viral)" /><ref name="Carroll chapter 35" />