>
>  However,  I feel strongly that I have seen a higher susceptibility in my
> hives at times, and that it  it has proved fatal in a number of cases-
> possibly independent of mite levels.


I have never known, from personal experience,  DWV to be independent of
mite levels. I never find high DWV in my hives without high mite levels. Of
course, after knocking mites back, DWV and associated viruses take longer
to clear out, but I can't call that independent.

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