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pro vyhledávání: '"Shannon, Harry S"'
Publikováno v:
Emerging Themes in Epidemiology, Vol 9, Iss 1, p 5 (2012)
Abstract Background Various methods have been proposed for sampling when data on the population are limited. However, these methods are often biased. We propose a new method to draw a population sample using Global Positioning Systems and aerial or s
Externí odkaz:
https://doaj.org/article/1587de22d2f741d7a10c3d44f0bd77b3