@misc{indiciae96ca54ef8dc5,
  title = {Newer techniques and some problems in cooperative group studies.},
  author = {C G ZUBROD and J IPSEN and E FREI and L C LASAGNA and M B LIPSETT and E GEHAN and G C ESCHER},
  year = {1960},
  url = {https://pubmed.ncbi.nlm.nih.gov/13847822/},
  note = {Source identifier: 13847822}
}