Methodology series module 7: Ecologic studies and natural experiments
In this module, we have discussed study designs that have not been covered in the previous modules – ecologic studies and natural experiments. In an ecologic study, the unit of analysis is a group or aggregate rather than the individual. It may be the characteristics of districts, states, or countri...
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| Format: | Article |
| Language: | English |
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Wolters Kluwer Medknow Publications
2017-01-01
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| Series: | Indian Journal of Dermatology |
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| Online Access: | http://www.e-ijd.org/article.asp?issn=0019-5154;year=2017;volume=62;issue=1;spage=25;epage=28;aulast=Setia |