@misc{indiciaec8e4200d57c4,
  title = {Letter: Insulin activity: the solid matrix.},
  author = {R W Butcher and O B Crofford and S Gammeltoff and J Gliemann and J R Gavin and I D Goldfine and C R Kahn and M Rodbell and J Roth and L Jarrett and J Larner and R J Lefkowitz and R Levine and G V Marinetti},
  year = {1973},
  doi = {10.1126/science.182.4110.396-a},
  url = {https://pubmed.ncbi.nlm.nih.gov/4356902/},
  note = {Source identifier: 4356902}
}