[1] St Louis Univ, Dept Epidemiol & Biostat, Coll Publ Hlth & Social Justice, 3545 Lafayette Ave,Room 463, St Louis, MO 63104 USA
[2] St Louis Univ, Coll Publ Hlth & Social Justice, Inst Biosecur, St Louis, MO 63103 USA
[3] St Louis Univ, Coll Publ Hlth & Social Justice, Dept Behav Sci & Hlth Educ, St Louis, MO 63103 USA
[4] Vanderbilt Univ, Med Ctr, Div Pediat Neurol, Nashville, TN USA
[5] St Louis Area Business Hlth Coalit, St Louis, MO USA