About the Authors

Mary Margaret Ford

Contributed equally to this work with: Mary Margaret Ford, Linda D. Highfield

ford.mary.m@gmail.com

Current address: Division of Disease Control, New York City Department of Health and Mental Hygiene, New York, New York, United States of America

Affiliation St. Luke’s Episcopal Health Charities, Houston, Texas, United States of America

Linda D. Highfield

Contributed equally to this work with: Mary Margaret Ford, Linda D. Highfield

Affiliation Department of Management, Policy & Community Health, University of Texas School of Public Health, Houston, Texas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MMF LDH. Performed the experiments: MMF LDH. Analyzed the data: MMF LDH. Contributed reagents/materials/analysis tools: MMF LDH. Wrote the paper: MMF LDH.