[1] Wake Forest Sch Med, Dept Radiol, Med Ctr Blvd, Winston Salem, NC 27157 USA
[2] Univ Texas MD Anderson Canc Ctr, Houston, TX 77030 USA
[3] Wake Forest Univ, Hlth Sci Ctr, Winston Salem, NC 27109 USA
[4] Univ Chicago, Chicago, IL 60637 USA
[5] Dartmouth Hitchcock Med Ctr, Lebanon, NH 03766 USA
[6] Geisel Sch Med Dartmouth, Lebanon, NH USA
[7] NYU Langone Hlth, New York, NY USA
[8] Duke Univ, Durham, NC USA
[9] Ctr Rossi, Buenos Aires, DF, Argentina
[10] Stanford Univ, Med Ctr, Stanford, CA 94305 USA
[11] Florida Atlantic Univ, Charles E Schmidt Coll Med, Boca Raton, FL 33431 USA
[12] Beth Israel Deaconess Med Ctr, Div Thorac Surg & Intervent Pulmonol, Boston, MA 02215 USA
[13] Univ Calif Los Angeles, David Geffen Sch Med, Los Angeles, CA 90095 USA
[14] Natl Jewish Hlth, Denver, CO USA
[15] Mayo Clin, Rochester, MN USA
[16] Hofstra Northwell, Donald & Barbara Zucker Sch Med, Manhasset, NY USA
[17] NYU Langone Med Ctr, New York, NY USA
[18] Univ Michigan, Sch Med, Ann Arbor, MI USA
[19] Univ Alabama Birmingham, Birmingham, AL USA
[20] Massachusetts Gen Hosp, Boston, MA 02114 USA