1. PinPoint Testing, LLC, Little Rock, Arkansas 72202, United States
2. Department of Pharmacology & Toxicology, College of Medicine, University of Arkansas for Medical Sciences, Little Rock, Arkansas 72205, United States
3. Department of Biostatistics, University of Arkansas for Medical Sciences, Little Rock, Arkansas 72205, United States
4. Department of Environmental Health Sciences, College of Public Health, University of Arkansas for Medical Sciences, Little Rock, Arkansas 72205, United States
5. Department of Pediatrics, Section of Emergency Medicine, University of Arkansas for Medical Sciences, Little Rock, Arkansas 72205, United States