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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: J Cyst Fibros. 2019 Dec 20;19(4):632–640. doi: 10.1016/j.jcf.2019.12.007

Figure 1.

Figure 1.

Flow diagram from initial sample query to the CFFT Biorepository to final selection of serum aliquots from 44 matched subjects in both cohorts. 1 Mild cohort was defined as having a CF-specific percentile >80% and the severe cohort with a percentile <45%. 2 To avoid thaw-freeze cycles, separate aliquots were requested.