Funding for this research was provided by:
National Institute for Occupational Safety and Health (5U50/OH009739, 2U50/OH009739)
Agency for Toxic Substances and Disease Registry (U50/ATU272750)
Received: 26 September 2018
Accepted: 11 February 2019
First Online: 18 March 2019
Ethics approval and consent to participate
: This study was approved by the New York City Department of Health and Mental Hygiene. Verbal consent from Registry enrollees was obtained at enrollment.
: Not applicable.
: The authors declare that they have no competing interests.
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