Funding for this research was provided by:
National Institute of Environmental Health Sciences (P30ES007033-22S3; 3P30ES005605-27S3; and 3P30ES006096-25S2)
Text and Data Mining valid from 2019-07-04
Received: 1 March 2019
Accepted: 13 June 2019
First Online: 4 July 2019
Ethics approval and consent to participate
: The University of Iowa IRB determined this study to not be human subjects research and to not require IRB approval. The University of Washington Human Subjects Division determined the survey to be not human subjects research and the interviews to be human subjects research that qualified for exempt status. Consent was not obtained.
: The authors declare they have no competing interests.