@misc{indiciae379021ebb629,
  title = {Unstable nitroglycerin tablets.},
  author = {R F Shangraw},
  year = {1972},
  doi = {10.1056/nejm197204272861717},
  url = {https://pubmed.ncbi.nlm.nih.gov/4622463/},
  note = {Source identifier: 4622463}
}