[1] El Ctr Reg Med Ctr, El Ctr, CA USA
[2] Imperial Valley Coll, Imperial, CA USA
[3] Univ San Diego, San Diego, CA USA
[4] Univ Calif San Diego, San Diego, CA USA
[5] Imperial Cardiac & Vasc Ctr, Imperial, CA USA
[6] Ctr Reg Med Ctr, Emergency Room,1415 Ross Ave, El Ctr, CA 92243 USA