title: [Principles of the practices of electrocardiographic stress test in patients before and after pacemaker implantation].
abstract: Electrocardiographic stress test EKG is the basic, diagnostic test in the heart failure, it is also used for patients with implanted pacemaker.
authors: Katedra Rehabilitacji, SP Szpital Kliniczny Nr 7 SUM w Katowicach. askapajak@poczta.onet.pl
authors: Joanna
authors: J
authors: Pajak
authors: Włodzimierz
authors: W
authors: Kargul