About the Authors

Cristina Woodhouse

Affiliation College of Medicine, University of Iowa, Iowa City, Iowa, United States of America

Jorge Lopez Camelo

Affiliation Centro de Educación Médica e Investigación Clínica (CEMIC); Consejo Nacional de Investigaciones, Científicas y Tecnológicas (CONICET), Buenos Aires, Argentina

George L. Wehby

george-wehby@uiowa.edu

Affiliation Associate Professor, University of Iowa, Research Associate, National Bureau of Economic Research, Dept. of Health Management and Policy, College of Public Health, University of Iowa, Iowa City, Iowa, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CW GLW. Performed the experiments: CW GLW. Analyzed the data: CW GLW. Contributed reagents/materials/analysis tools: JLC. Wrote the paper: CW JLC GLW.