@article{202102.0552, doi = {10.20944/preprints202102.0552.v1}, url = {https://doi.org/10.20944/preprints202102.0552.v1}, year = 2021, month = {February}, publisher = {Preprints}, author = {Ian Lerche}, title = {Epidemic Evolution: Source, Lock-down and Removal Modifications to the SIR Model}, journal = {Preprints} }