Efficacy and safety of nintedanib in a Greek multicentre idiopathic pulmonary fibrosis registry: a retrospective, observational, cohort study oleh Katerina Antoniou, Katerina Markopoulou, Argyrios Tzouvelekis, Athina Trachalaki, Eirini Vasarmidi, Jiannis Organtzis, Vasilios Tzilas, Evangelos Bouros, Georgia Kounti, Christina Rampiadou, Serafeim-Chrysovalantis Kotoulas, Fotini Bardaka, Eleni Bibaki, Evangelia Fouka, Georgios Meletis, Stavros Tryfon, Zoe Daniil, Despina Papakosta, Demosthenes Bouros