Correspondence to: Weihong Tang, MD, PhD, Division of Epidemiology and Community Health, University of Minnesota, 1300 S. 2nd St, Ste 300, Minneapolis, MN 55454. Email

E-mail Address: [email protected]

https://orcid.org/0000-0003-1200-0270

Division of Epidemiology and Community Health, University of Minnesota School of Public Health, Minneapolis. (B.T.S., J.S.P., P.L.L., R.T.D., A.L., W.T.)