{{Cite journal| doi = 10.1016/j.annemergmed.2020.09.434| issn = 1097-6760 (Electronic) 0196-0644 (Linking)| volume = 77| issue = 4| pages = 445–448| last1 = Walker| first1 = M.| last2 = Vivekanantham| first2 = H.| last3 = Graf| first3 = D.| title = ECG of the month: A "de Winter"-like ECG pattern in a patient presenting with progressive lethargy| journal = Ann Emerg Med| date = 2021-03-27| pmid = 33766276}}