[1] Univ Penn Hlth Syst, Hosp Univ Penn, Dept Surg, Philadelphia, PA USA
[2] San Diego State Univ, South Bay Latino Res Ctr, Dept Psychol, San Diego, CA USA
[3] San Diego State Univ, Dept Psychol, San Diego, CA USA
[4] Univ Maryland, Dept Behav & Community Hlth, Sch Publ Hlth, College Pk, MD USA
[5] Albert Einstein Coll Med, Dept Family & Social Med, The Bronx, NY USA
[6] Univ Illinois, Inst Minor Hlth Res, Chicago, IL USA
[7] Univ N Carolina, Sch Med, Dept Social Med, Chapel Hill, NC USA
[8] Univ N Carolina, Dept Biostat, Sch Med, Chapel Hill, NC USA
[9] Weill Cornel Med, Weill Cornell Med Coll, New York, NY USA
[10] Ohio State Univ, Div Canc Prevent & Control, Coll Med, Columbus, OH USA
[11] Hosp Univ Penn, 3600 Spruce St,Maloney 4, Philadelphia, PA 19104 USA