Funding for this research was provided by:
GOJO Industries, Inc. (N/A)
Received: 23 December 2019
Accepted: 1 February 2021
First Online: 18 February 2021
Ethics approval and consent to participate
: Ethics approval was attained from the London School of Hygiene and Tropical Medicine’s Observational and Interventions Research Ethics Committee. The ethics reference number is 14411.
: Consent was obtained from all research participants.
: MHS and RA received financial compensation as affiliates of the London School of Hygiene and Tropical Medicine, which served as a paid consultant to GOJO Industries, Inc., for the creation and evaluation of the intervention.