@misc{indiciae8982bd19af1e, title = {Interference patterns encountered when using attenuated poliovirus vaccines.}, author = {J H HALE and L H LEE and P S GARDNER}, year = {1961}, doi = {10.1136/bmj.2.5254.728}, url = {https://pubmed.ncbi.nlm.nih.gov/13710702/}, note = {Source identifier: 13710702} }