Funding for this research was provided by:
National Science Foundation (NNCI-1541959)
U.S. Department of Health & Human Services | NIH | Eunice Kennedy Shriver National Institute of Child Health and Human Development (HD055148)
U.S. Department of Health & Human Services | NIH | National Institute of Allergy and Infectious Diseases (R01AI102907, DP2AI112219)
Received: 18 December 2018
Accepted: 23 April 2019
First Online: 16 May 2019
: The authors declare no competing interests.