@misc{indiciae386d70b222da, title = {Camptothecin induction of a time- and concentration-dependent decrease of topoisomerase I and its implication in camptothecin activity.}, author = {D R Beidler and Y C Cheng}, year = {1995}, url = {https://pubmed.ncbi.nlm.nih.gov/7538195/}, note = {Source identifier: 7538195} }