- Correspondence to Dr Walker S Carlos Poston, Institute for Biobehavioral Health Research, NDRI-MA, NDRI: National Development and Research Institutes, 1920 West 143rd Street, Suite 120, Leawood, KS 66224, USA;
- Received 22 March 2016
- Revised 29 July 2016
- Accepted 2 August 2016
- Published online 22 August 2017.
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