Changes

Hepatitis D is a defective virus that needs the [[Hepatitis B]] virus to exist.  

Hepatitis D is a defective virus that needs the [[Hepatitis B]] virus to exist.  

Hepatitis D virus (HDV) is found in the blood of persons infected with the [[virus]].

Hepatitis D virus (HDV) is found in the blood of persons infected with the [[virus]].<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#h</ref>

[[Category:Diseases]]

 

[[Category:Medicine]]