Effects of form length and item format on response patterns and estimates of physician office and hospital outpatient department visits. National Ambulatory Medical Care Survey and National Hospital Ambulatory Medical Care Survey, 2001 |
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Authors: | Hing Esther Schappert Susan M Burt Catharine W Shimizu Iris M |
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Affiliation: | Division of Health Care Statistics, US. Department of Health and Human Services, Centers for Disease Control and Prevention, Hyattsville, Maryland 20782, USA. |
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