About the Authors

Shahreen Raihana

Affiliation Centre for Child and Adolescent Health, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Dustin Dunsmuir

Affiliations Centre for International Child Health, British Columbia Children’s Hospital, Vancouver, British Columbia, Canada, The Department of Anesthesiology, Pharmacology & Therapeutics, The University of British Columbia, Vancouver, British Columbia, Canada

Tanvir Huda

Current address: School of Public Health, Sydney Medical School, University of Sydney, Sydney, Australia

Affiliation Centre for Child and Adolescent Health, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Guohai Zhou

Affiliation The Department of Statistics, The University of British Columbia, Vancouver, British Columbia, Canada

Qazi Sadeq-ur Rahman

Affiliation Centre for Child and Adolescent Health, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Ainara Garde

Affiliation The Department of Electrical & Computer Engineering, The University of British Columbia, Vancouver, British Columbia, Canada

Md Moinuddin

Affiliation Centre for Child and Adolescent Health, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Walter Karlen

Affiliation The Department of Electrical & Computer Engineering, The University of British Columbia, Vancouver, British Columbia, Canada

Guy A. Dumont

Affiliations Centre for International Child Health, British Columbia Children’s Hospital, Vancouver, British Columbia, Canada, The Department of Electrical & Computer Engineering, The University of British Columbia, Vancouver, British Columbia, Canada

Niranjan Kissoon

Affiliations Centre for International Child Health, British Columbia Children’s Hospital, Vancouver, British Columbia, Canada, The Department of Pediatrics, The University of British Columbia, Vancouver, British Columbia, Canada

Shams El Arifeen

Affiliation Centre for Child and Adolescent Health, International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh

Charles Larson

Affiliations Centre for International Child Health, British Columbia Children’s Hospital, Vancouver, British Columbia, Canada, The Department of Pediatrics, The University of British Columbia, Vancouver, British Columbia, Canada

J. Mark Ansermino

anserminos@yahoo.ca

Affiliations Centre for International Child Health, British Columbia Children’s Hospital, Vancouver, British Columbia, Canada, The Department of Anesthesiology, Pharmacology & Therapeutics, The University of British Columbia, Vancouver, British Columbia, Canada

Competing Interests

Guy Dumont, Walter Karlen and J. Mark Ansermino are founders of LionsGate Technologies (LGTmedical) that produces low cost mobile device based pulse oximetry devices. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: SR DD TH QSR AG MM WK GAD NK SEA CL JMA. Performed the experiments: SR TH QR MM SEA. Analyzed the data: SR DD TH GZ QSR AG MM WK GAD JMA. Contributed reagents/materials/analysis tools: SR DD TH GZ QSR AG MM WK JMA. Wrote the paper: SR DD TH GZ QSR AG MM WK GAD NK SEA CL JMA.