That immediately brought some very interesting results in comparison to previous studies.

This has to be replicated elsewhere. We'll see what the results of those studies are.

This was critical, because this had been a shortcoming of other previous studies with acupuncture -- the simulated acupuncture treatments were not believable to the patients.

This was critical, because this had been a shortcoming of other previous studies with acupuncture - the simulated acupuncture treatments were not believable to the patients.

Results from the studies conducted to date are very promising,

I think the main problem with the previous studies is that they couldn't really tease apart the effect of infection and the intrinsic differences in attractiveness among people.