Task: Answer Verification
Input (English): Question: Is hepatitis B virus sub-genotype A1 infection characterized by high replication levels and rapid emergence of drug resistance in HIV-positive adults receiving first-line antiretroviral therapy in Malawi?
Answer: HBV sub-genotype A1 infections showed a severe virologic expression in HIV-positive Malawians. The findings strengthen the urgency of interventions to improve ascertainment and management of chronic hepatitis B in the region.
Output (English): yes