Readers should cite both the Bio-protocol preprint and the original research article where this protocol was used:

Zhao, H, Thienpont, B and Lambrechts, D(2022). Cell cycle analysis with BrdU and propidium iodide. Bio-protocol Preprint. bio-protocol.org/prep1821.
Zhao, H., Thienpont, B., Yesilyurt, B. T., Moisse, M., Reumers, J., Coenegrachts, L., Sagaert, X., Schrauwen, S., Smeets, D., Matthijs, G., Aerts, S., Cools, J., Metcalf, A., Spurdle, A., Amant, F. and Lambrechts, D.(2014). Mismatch repair deficiency endows tumors with a unique mutation signature and sensitivity to DNA double-strand breaks. eLIFE. DOI: 10.7554/eLife.02725