The paper picks 1980 as the start year…interesting because the recent HN article about obesity-caused-by-contamination post also picked 1980:
https://news.ycombinator.com/item?id=27936016
Perhaps spurious, but could be seen as more evidence for the contamination theory, since depression and weight gain are correlated.
Perhaps spurious, but could be seen as more evidence for the contamination theory, since depression and weight gain are correlated.