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Your query returned 5 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results.

4.
Behavioral Risk Factor Surveillance System (BRFSS) Asthma Call-Back Survey, 2009 (ICPSR 34300)
United States Department of Health and Human Services. Centers for Disease Control and Prevention. Public Health Surveillance Program Office
5.
Los Angeles Metropolitan Area Surveys [LAMAS] 6, 1973 (ICPSR 36615)
University of California, Los Angeles. Institute for Social Research

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