Text and Data Mining valid from 2018-04-04
Received: 12 June 2017
Accepted: 2 March 2018
First Online: 4 April 2018
Ethics approval and consent to participate
: The NHANES data is publically available. Written consent is obtained by the Center for Disease from all subjects participating in the NHANES, details available:ExternalRef removed
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.