ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Fig. 1 Map showing the study and control areas. Demographic and epidemiological details are reported elsewhere9. Briefly, the study and control populations were similar in age and sex structure, ethnic composition, living and diet habits, social customs, economic status and occupation. The mean ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/262060a0
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