(Injection drug use) can be a major mode of (hepatitis c virus).
(Drug injection) can be a mode of (hepatitis c transmission).
A portion can be constituted-of-or-filled-with (hepatitis b).
(Hepatitis c) may be transmitted through a sharing of (drug paraphernalias).
A group can be constituted-of-or-filled-with some hepatitis.
A proportion of (injection drug users) may be infected with hepatitis.