Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP50838)
Family Larsson‐Rosenquist Foundation
Received: 16 March 2020
Accepted: 27 January 2021
First Online: 15 February 2021
Ethics approval and consent to participate
: Not applicable as we analyzed secondary data. The corresponding author’s institution owns the set of SUSENAS data used in this study, while other secondary data as referenced is available publicly.
: Not applicable.
: The authors declare that they have no competing interests.