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Additional file 1: of Imaging-based clusters in former smokers of the COPD cohort associate with clinical characteristics: the SubPopulations and intermediate outcome measures in COPD study (SPIROMICS)

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journal contribution
posted on 2019-07-15, 05:00 authored by Babak Haghighi, Sanghun Choi, Jiwoong Choi, Eric Hoffman, Alejandro Comellas, John Newell, Chang Lee, R. Barr, Eugene Bleecker, Christopher Cooper, David Couper, Mei Han, Nadia Hansel, Richard Kanner, Ella Kazerooni, Eric Kleerup, Fernando Martinez, Wanda O’Neal, Robert Paine, Stephen Rennard, Benjamin Smith, Prescott Woodruff, Ching-Long Lin
Figure S1. A scree plot: eigenvalues (magnitude of variances) according to the number of principal components for determining the optimal number of components. (DOCX 65 kb)


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