18 - Genetic disorders Cystic fibrosis 727 Marcello Di Paolo, Joseph Stuart Elborn and Paolo Palange Primary ciliary dyskinesia 740 Jane S. Lucas and Woolf T. Walker D 1 -antitrypsin deficiency 744 Robert A. Stockley 19 - Occupational diseases Occupational diseases 748 Johanna Feary and Paul Cullinan 20 - Epidemiology, environment and lifestyle Measuring the occurrence and causation of respiratory diseases 753 Isabella Annesi-Maesano and Riccardo Pistelli Indoor and outdoor pollution 771 Giovanni Viegi, Marzia Simoni, Sara Maio and Sandra Baldacci High altitude and diving-related diseases 779 Yvonne Nussbaumer and Konrad E. Bloch ERS_Handbook.pdf 13 ERS_Handbook.pdf 8/30/2019 2:11:39 PM 8/30/2019 2:11:39