Cancer sticks
Only the most bigoted can possibly deny the weight of evidence against the cigarette: heavy smoking increases the chance of developing lung cancer. If the original statistical data by Richard Doll and Austin Bradford Hill were not convincing enough, in the subsequent five years 19 additional and quite independent investigations in six different countries have established the point with a greater degree of certainty than that of almost any other correlation between any known disease and its cause.
Yet there is a widespread feeling that the case against smoking cigarettes is not complete because no causal relationship has…
