Funding for this research was provided by:
W.K. Kellogg Foundation (P3032287)
Received: 18 December 2019
Accepted: 24 January 2022
First Online: 8 February 2022
: All interviewees provided a signed informed consent to participate, and ethical approval for the study was granted by the Internal Review Boards of the University of Yucatan, the Hospital Agustín O’Horán (Merida, Yucatan), and the University of Washington.
: Not applicable.
: The authors declare that they have no competing interests.