[{"role_id":"conceptualization","label":"Conceptualization"},{"role_id":"data-curation","label":"Data curation"},{"role_id":"formal-analysis","label":"Formal analysis"},{"role_id":"funding-acquisition","label":"Funding acquisition"},{"role_id":"investigation","label":"Investigation"},{"role_id":"methodology","label":"Methodology"},{"role_id":"project-administration","label":"Project administration"},{"role_id":"resources","label":"Resources"},{"role_id":"software","label":"Software"},{"role_id":"supervision","label":"Supervision"},{"role_id":"validation","label":"Validation"},{"role_id":"visualization","label":"Visualization"},{"role_id":"writing-original-draft","label":"Writing – original draft"},{"role_id":"writing-review-editing","label":"Writing – review & editing"},{"role_id":"unspecified","label":"Role not stated by the source"}]