About the Authors

Thomas B. Mole

t.b.mole@doctors.org.uk

Affiliation Centre for Child and Adolescent Health, University of Bristol, Bristol, United Kingdom

Neil Kennedy

Affiliation Department of Paediatrics & Child Health, University of Malawi, Blantyre, Malawi

Noel Ndoya

Affiliation Kamuzu College of Nursing, University of Malawi, Blantyre, Malawi

Alan Emond

Affiliation Centre for Child and Adolescent Health, University of Bristol, Bristol, United Kingdom

Competing Interests

The ThermoSpots necessary for the study were donated by Mr. John Zeal of Camborne Consultants. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AE NK TBM. Performed the experiments: TBM NN NK. Analyzed the data: TBM NK NN. Contributed reagents/materials/analysis tools: TBM NK. Wrote the paper: TBM NK AE.