@misc{indiciae90b2c0e3c300, title = {Observations on a poliovirus variant.}, author = {F J AUSTIN and J A MILES}, year = {1961}, doi = {10.1017/s0022172400038705}, url = {https://pubmed.ncbi.nlm.nih.gov/13685206/}, note = {Source identifier: 13685206} }