Funding for this research was provided by:
Text and Data Mining valid from 2019-06-27
Received: 19 May 2019
Accepted: 20 June 2019
First Online: 27 June 2019
Ethics approval and consent to participate
: The study was reviewed and approved by Western Institutional Review Board (WIRB, study # 1139453, Puyallup, WA). All patients signed the consent form approved by the IRB prior to sample collection. All patient identifiers were removed in the clinics before urine samples were shipped to the laboratory.
: Not applicable.
: IB, DN and DF have no competing interests with respect to this study.