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Internal,External,and Ecological Validity in the Context of Studies on Advance Directives

Indian Journal of Psychological Medicine

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

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Research article

First published online November, 2018

Internal,External,and Ecological Validity in the Context of Studies on Advance Directives

, , and

Volume 40, Issue 6

https://doi.org/10.4103/IJPSYM.IJPSYM_365_18

Abstract

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