Funding for this research was provided by:
National Institutes of Health (T32 AI 52073-11 A1, R01 AI102918)
Child and Family Research Institute (Stephen Bechtel Post-Doctoral Fellowship)
National Science Foundation (DEB-1518681, DEB-1640780)
Stanford Woods Institute for the Environment (https://woods.stanford.edu/research/environmental-venture- projects)
Text and Data Mining valid from 2019-06-06
Received: 23 January 2019
Accepted: 1 June 2019
First Online: 6 June 2019
Ethics approval and consent to participate
: The primary caregiver provided consent to participate in this study. This study was approved by the Stanford University IRB (R01 AI102918) and KEMRI SERU #31488.
: Not applicable.
: The authors declare that they have no competing interests.