P101 Does Ivacaftor improve objective measurements of health in patients with the G551D cystic fibrosis transmembrane conductance regulator (CFTR) protein mutation? The experience of a UK cystic fibrosis centre
P101 Does Ivacaftor improve objective measurements of health in patients with the G551D cystic fibrosis transmembrane conductance regulator (CFTR) protein mutation? The experience of a UK cystic fibrosis centre