Feinman, Gary M. http://orcid.org/0000-0002-4787-2733
Nicholas, Linda M.
Article History
First Online: 4 September 2020
Compliance with Ethical Standards
:
: The authors have no conflict of interest.
: The research projects were approved by the Instituto Nacional de AntropologĂa e Historia of Mexico and carried out with guidance of the Centro INAH Oaxaca. Permission to implement the field investigations was granted by local authorities of Santiago Matatlán and San Pablo Villa de Mitla. The study had no human subjects.