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Internal,External,and Ecological Validity in Research Design,Conduct,and Evaluation

Indian Journal of Psychological Medicine

Impact Factor: 1.8 / 5-Year Impact Factor: 3.3

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Open access

Research article

First published online September, 2018

Internal,External,and Ecological Validity in Research Design,Conduct,and Evaluation

Volume 40, Issue 5

https://doi.org/10.4103/IJPSYM.IJPSYM_334_18

Abstract

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