Funding for this research was provided by:
National Institute on Drug Abuse (R01DA036670)
Erik E. and Edith H. Bergstrom Foundation (NA)
Received: 6 June 2018
Accepted: 31 October 2018
First Online: 26 November 2018
: Dr. Holcombe is now at the Bixby Center for Population, Health & Sustainability, University of California, Berkeley.
: Ethical approval for the study was granted by the Biomedical Science Higher Degrees Research and Ethics Committee, Makerere University; with a research number SBS 354. Additional approvals were obtained from Nakaseke district administration and the Uganda National Council on Science and Technology. All participants gave written informed consent to participate in the study.
: Not applicable.
: The authors declare they have no competing interests.
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