@misc{indiciaec476ffa5ace3,
  title = {[Symposium: influenza].},
  author = {M Murao and S Okada and S Ito and K Iwasaki and F Sakai},
  year = {1970},
  url = {https://pubmed.ncbi.nlm.nih.gov/4990816/},
  note = {Source identifier: 4990816}
}