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Authors
Singh, Yages
Jackson, Debra
Bhardwaj, Sanjana
Titus, Natasha
Goga, Ameena
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Article History
First Online: 16 September 2019
Ethics approval and consent to participate
: Ethics approval for the study was granted by the South African Medical Research Council Ethics Committee in 2009 (IRB identifier- FWA00002753), and approval was also provided by the Centers for Disease Control and Prevention. All mothers/legal caregivers signed informed consent.
: The authors declare that they have no competing interests.
