[1] Univ Kansas, Dept Prevent Med & Publ Hlth, Sch Med, 1010 N Kansas St, Wichita, KS 67214 USA
[2] Univ Kentucky, Dept Hlth Management & Policy, Coll Publ Hlth, 111 Washington Ave 201, Lexington, KY 40536 USA
[3] Univ Kansas, Dept Prevent Med & Publ Hlth, Sch Med, 1010 N Kansas St,Ste 1406, Wichita, KS 67214 USA
[4] Univ Kansas, Dept Prevent Med & Publ Hlth, Med Ctr, 3901 Rainbow Blvd,MS 1008, Kansas City, KS 66160 USA