title: Contralateral pneumothorax after cardiac pacemaker implantation.
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland.
authors.forename: Małgorzata
authors.initials: M
authors.lastname: Hardzina
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland.
authors.forename: Andrzej
authors.initials: A
authors.lastname: Ząbek
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland.
authors.forename: Krzysztof
authors.initials: K
authors.lastname: Boczar
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland.
authors.forename: Paweł
authors.initials: P
authors.lastname: Matusik
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland ; Institute of Cardiology, Jagiellonian University, Medical College, Krakow, Poland.
authors.forename: Barbara
authors.initials: B
authors.lastname: Małecka
authors.affiliation: Department of Electrocardiology, The John Paul II Hospital, Krakow, Poland ; Institute of Cardiology, Jagiellonian University, Medical College, Krakow, Poland.
authors.forename: Jacek
authors.initials: J
authors.lastname: Lelakowski