Background Difference-in-differences is a method commonly used in population health research. It is based on assumptions that ...
Researchers have demonstrated a cost-effective method for estimating population size using a combination of freely available community science data and small numbers of structured surveys. The study, ...
If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...
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