[1] UT Southwestern Med Ctr, Dept Internal Med, Dallas, TX 75390 USA
[2] UT Southwestern Med Ctr, Odonnell Sch Publ Hlth, Dallas, TX 75390 USA
[3] UT Southwestern Med Ctr, Harold C Simmons Comprehens Canc Ctr, Dallas, TX 75390 USA
[4] UT Southwestern Med Ctr, Dept Radiol, Dallas, TX USA
[5] Parkland Hlth, Dallas, TX USA
[6] Parkland Ctr Clin Innovat, Dallas, TX USA