TY - RPRT TI - A blockchain empowered and privacy preserving digital contact tracing platform AU - Bandara, Eranga AU - Liang, Xueping AU - Foytik, Peter AU - Shetty, Sachin AU - Hall, Crissie (ORCID:000000032192562X) AU - Bowden, Daniel AU - Ranasinghe, Nalin AU - De Zoysa, Kasun PY - 2021 DO - 10.1016/j.ipm.2021.102572 UR - https://www.osti.gov/biblio/1868833 ID - 1868833 ER -