@misc{indiciae0a0b29722c41, title = {Planning for smallpox outbreaks.}, author = {Neil M Ferguson and Matt J Keeling and W John Edmunds and Raymond Gani and Bryan T Grenfell and Roy M Anderson and Steve Leach}, year = {2003}, doi = {10.1038/nature02007}, url = {https://pubmed.ncbi.nlm.nih.gov/14562094/}, note = {Source identifier: 14562094} }