Pacemaker interference caused by an escalator.
Shepherd
M D
MD
Saphir
J R
JR
Vreeland
R
R
D004553:Electric Conductivity; D004607:Elevators and Escalators; D005160:Facility Design and Construction; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial