It is a very interesting article. Do they have an idea about the cause? It is, do they believe that the diminishing observable effects are result of earlier bias in experiments, or reflection of some real change, like viruses evolving immunity against the drugs?
It is a very interesting article. Do they have an idea about the cause? It is, do they believe that the diminishing observable effects are result of earlier bias in experiments, or reflection of some real change, like viruses evolving immunity against the drugs?