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Cui Y, Blumenthal RS, Flaws JA, Whiteman MK, Langenberg P, Bachorik PS, Bush TL.Cui Y, et al. Among authors: blumenthal rs.Arch Intern Med. 2001 Jun 11;161(11):1413-9. doi: 10.1001/archinte.161.11.1413.Arch Intern Med. 2001.PMID: 11386890
Braunstein JB, Cheng A, Cohn G, Aggarwal M, Nass CM, Blumenthal RS.Braunstein JB, et al. Among authors: blumenthal rs.Chest. 2001 Sep;120(3):979-88. doi: 10.1378/chest.120.3.979.Chest. 2001.PMID: 11555537Review.