Funding for this research was provided by:
Alex’s Lemonade Stand Foundation for Childhood Cancer
National Cancer Institute (HHSN261201300012I)
Centers for Disease Control and Prevention (DP12-1205DP003899-02)
Article History
Received: 4 April 2018
Accepted: 29 August 2018
First Online: 5 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.