We define author contribution using the Contributor Roles Taxonomy (CRediT; http://credit.niso.org/). Watts was responsible for conceptualization, data curation, formal analysis, methodology, software, visualization, writing (original draft preparation, review and editing), and supervision. Megahan was responsible for formal analysis and writing (original draft preparation). Conlin and Doss were responsible for writing (review and editing). Sher was responsible for writing (review and editing) and supervision.