Department of Environmental and Occupational Health, College of Public Health, University of Arkansas for Medical Sciences, Little Rock, Arkansas, United States of America.
Department of Biostatistics, Colleges of Medicine and of Public Health, University of Arkansas for Medical Sciences, Little Rock, Arkansas, United States of America.
PLoS One. 2020 Apr 16;15(4):e0230248. doi: 10.1371/journal.pone.0230248. eCollection 2020.
ClinicalTrials.gov Identifier: NCT00203502.
ClinicalTrials.gov 标识符:NCT00203502。