non-A
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hep·a·ti·tis
(hep'ă-tī'tis)Inflammation of the liver, due usually to viral infection but sometimes to toxic agents.
[hepat- + -itis]
hep·a·ti·tis, vi·ral, non-A, non-B
(NANB) (hepă-tītis, vīrăl)Disease due to viral agents other than hepatitis viruses A or B.