title: Causal analysis and ecological fallacy in cross-national epidemiological research.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004812:Epidemiologic Methods; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D008875:Middle Aged; D008962:Models, Theoretical; D012961:Sociology; D013223:Statistics as Topic; D011795:Surveys and Questionnaires