A single system of retail sale is not working
@article{JPHE6040,
author = {Michael Chaiton and Anasua Kundu},
title = {A single system of retail sale is not working},
journal = {Journal of Public Health and Emergency},
volume = {4},
number = {0},
year = {2020},
keywords = {},
abstract = {},
issn = {2520-0054}, url = {https://jphe.amegroups.org/article/view/6040}
}