@misc{indiciae4a719d8de367, title = {September 11, 2001: terrorism external and internal.}, author = {John S Macdonald}, year = {2002}, doi = {10.1634/theoncologist.7-1-88}, url = {https://pubmed.ncbi.nlm.nih.gov/11854556/}, note = {Source identifier: 11854556} }