About the Authors
Department of Biostatistics and Epidemiology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, United States of America
Department of Veterinary Integrative Biosciences, College of Veterinary Medicine, Texas A&M University, College Station, Texas, United States of America
National Institute of Parasitic Diseases, Shangai, People's Republic of China
The authors have declared that no competing interests exist.
Conceived and designed the experiments: PCN HC CMB MD. Performed the experiments: PCN HC CMB HN YJQ ER MD SR. Analyzed the data: PCN HC. Contributed reagents/materials/analysis tools: PCN HN MD JAS. Wrote the paper: PCN HC CMB.