Funding for this research was provided by:
National Heart, Lung, and Blood Institute (R01HL104147)
National Institute of Nursing Research (K24NR015812)
UC Center for Information Technology Research in the Interest of Society
Philippine - California Advanced Research Institutes (IIID-2015-07)
Text and Data Mining valid from 2019-08-22
Received: 21 May 2019
Accepted: 6 August 2019
First Online: 22 August 2019
Ethics approval and consent to participate
: The study protocol was approved by the University of California, San Francisco Committee on Human Research (CHR) (IRB Number: 10–04566) and the mPED Data and Safty Monitoring Board. Written informed consent was obtained from all participants. This study was registered with the ExternalRef removed (NCT01280812).
: Not applicable.
: The authors declare that they have no competing interests.