title: Geriatrics photo quiz. Einthoven's string galvanometer.
authors.affiliation: University of Medicine and Dentistry of New Jersey, Center for Aging, Stratford, USA.
authors.forename: J S
authors.initials: JS
authors.lastname: Ross
authors.forename: J R
authors.initials: JR
authors.lastname: Shua-Haim
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D004562:Electrocardiography / Q000266:history*; D005260:Female; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009426:Netherlands; D009613:Nobel Prize; D013617:Tachycardia, Supraventricular / Q000175:diagnosis*