HBV genotypes were determined by RFLP based on S-gene PCR products., 用S基因聚合酶链反应-限制性片段长度多态性确定HBV基因型。

WhatsApp automatically backs up your chat history once every 24 hours and keeps those backup files for the last seven days.

If you use Canva, there’s good news, Canva just rolled out its biggest upgrade yet. The design platform has launched its own Creative Operating System, featuring a new AI Design Model that promises to ...

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At farewell, villagers throng to the roadside and present baskets of peanuts, New Year cakes, red eggs. Hu Jintao waves ...

She said men left 'romantic gifts' on her desk and she was 'constantly asked out', which she found ' sleazy'., 菲尼还说， ...