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. 2019 Mar;25(3):473–481. doi: 10.3201/eid2503.180336

Figure.

Figure

Area of study of Mycobacterium avium in community and household water, Philadelphia, Pennsylvania, USA, 20102012. The 26 patients (black tags) and 11 controls (gray tags) lived in suburban Philadelphia (Montgomery and Delaware Counties). White dot symbol in upper left indicates 3 patients who lived in the same apartment building. Star indicates patient and control households in very close proximity. All households were supplied by water that came from the Schuylkill River and was processed by the same water treatment plant.