{{Cite journal| doi = 10.1016/j.amjcard.2023.08.021| issn = 1879-1913 (Electronic) 0002-9149 (Linking)| volume = 208| pages = 197–198| last = Christ| first = M.| title = Pulmonary Embolism: "Keep on Adding, Keep on Walking, Keep on Progressing"| journal = Am J Cardiol| date = 2023-08-29| pmid = 37640605}}