Self-reports of health care utilization compared to provider records
| Autor: | Ritter, Philip L *, Stewart, Anita L, Kaymaz, Hulya, Sobel, David S, Block, Daniel A, Lorig, Kate R |
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| Zdroj: | In Journal of Clinical Epidemiology February 2001 54(2):136-141 |
| Databáze: | ScienceDirect |
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