@misc{indiciae130d14de51fd,
  title = {A pitfall of low specific activity radioactive thymidine},
  author = {Painter, R. B. and Rasmussen, R. E.},
  year = {1964},
  url = {https://ntrs.nasa.gov/citations/19640009236},
  note = {Source identifier: 19640009236}
}