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The American Review of Respiratory Disease|December 1, 1988
Sex and race differences in the development of lung functionJ Schwartz, S A Katz, R W Fegley, et al.
The American Review of Respiratory Disease|December 1, 1988
Analysis of spirometric data from a national sample of healthy 6- to 24-year-olds (NHANES II)J D Schwartz, S A Katz, R W Fegley, et al.
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