About the Authors

Jeff Tremelling

Roles Conceptualization, Data curation, Formal analysis, Writing – original draft, Writing – review & editing

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

Allen All

Roles Data curation, Formal analysis, Writing – original draft

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

Luis Lleras

Roles Data curation, Formal analysis, Writing – original draft

Current address: Eurofins Lancaster Laboratories PSS, Winston Salem, NC, United States of America

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

Aida Cancel

Roles Data curation, Formal analysis, Writing – original draft, Writing – review & editing

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

David Jenkins

Roles Formal analysis, Writing – original draft, Writing – review & editing

djenkins@fhi360.org

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

Carolina Pina

Roles Conceptualization, Project administration, Writing – review & editing

Affiliation United States Agency for International Development, Santo Domingo, Dominican Republic

Damani Goldstein

Roles Conceptualization, Project administration, Writing – review & editing

Current address: Public Health Team, London Borough of Hackney, London, United Kingdom

Affiliation United States Agency for International Development, Santo Domingo, Dominican Republic

Clancy Broxton

Roles Conceptualization, Project administration, Writing – review & editing

Affiliation United States Agency for International Development, Washington, DC, United States of America

Steve Hamel

Roles Conceptualization, Formal analysis, Writing – original draft, Writing – review & editing

Affiliation Product Quality and Compliance, FHI 360, Durham, NC, United States of America

Competing Interests

The authors have declared that no competing interests exist. Through APC funding indicated in the financial disclosure, JSI operated as a procurement agent for USAID’s program for providing public health commodities and FHI 360 operated independently of JSI as USAID’s quality assurance provider. For this research study, the samples obtained from the Domincan Republic market and the quality assurance testing were implemented for all samples without influence from JSI. This acknowledgement of JSI as the procurement agent for USAID through APC funding does not alter our adherence to PLOS ONE policies on sharing data and materials.