Kelsie Nabben Paul Gardner-Stephen Marta Poblet Identifying and Mitigating Humanitarian Challenges to COVID-19 Contact Tracing. 1-8 2020 GHTC https://doi.org/10.1109/GHTC46280.2020.9342852 conf/ghtc/2020 db/conf/ghtc/ghtc2020.html#NabbenGP20