Ktina, спасибо за ссылку
Цитата:
This decreased incidence (~ 50%) of Parkinson’s disease
with tobacco use is reproducible, dose related and does not
appear to be explained by selective mortality (Morens et al.
1995; Checkoway and Nelson 1999; Allam et al. 2004).
Однако!... 50% это вам не хухры-мухры...