Patterns of enrollment on cooperative gr
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Dr. Mark D. Krailo; Leslie Bernstein; Jane Sullivan-Halley; G. Denman Hammond
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Article
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1993
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John Wiley and Sons
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English
β 497 KB
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To assess the proportion of children diagnosed with cancer who are enrolled on studies conducted by the two national pediatric cooperative groups, population-based cancer incidence data for Los Angeles county children younger than age 20 for the years 1980 through 1987 were linked with patient recor