Time and age trends in smoking cessation in Europe. oleh Giancarlo Pesce, Alessandro Marcon, Lucia Calciano, Jennifer L Perret, Michael J Abramson, Roberto Bono, Jean Bousquet, Alessandro G Fois, Christer Janson, Deborah Jarvis, Rain Jõgi, Bénédicte Leynaert, Dennis Nowak, Vivi Schlünssen, Isabel Urrutia-Landa, Giuseppe Verlato, Simona Villani, Torsten Zuberbier, Cosetta Minelli, Simone Accordini, Ageing Lungs in European Cohorts (ALEC) study