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Matching Strategies to Achieve Internal Validity: the Karnataka Bus Accident Study of Long Term Health Effects of Unintentional Injury
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Published in: | International journal of epidemiology 2015-10, Vol.44 (suppl_1), p.i6-i6 |
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Main Author: | |
Format: | Article |
Language: | English |
Online Access: | Get full text |
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ISSN: | 0300-5771 1464-3685 |
DOI: | 10.1093/ije/dyv097.017 |