Table of contents

PostScript

• Letters to the editor:

  Combined pulmonary fibrosis and emphysema syndrome associated with familial SFTPC mutation

  (19 January, 2011)

  Vincent Cottin, Philippe Reix, Chahéra Khouatra, Françoise Thivolet-Béjui, Delphine Feldmann, Jean-François Cordier
• Letter to the editor: Influence of respiratory variables on the on-line detection of exhaled trace gases by PTR-MS (7 April, 2011)

  Piers R Boshier, Oliver H Priest, George B Hanna, Nandor Marczin
• Letter to the editor: Association of IgG4-related disease and sarcoidosis (17 April, 2011)

  Laure Michel, Renaud Clairand, Antoine Néel, Agathe Masseau, Eric Frampas, Mohamed Hamidou
• Correspondence: Gender differences in COPD: are women more susceptible to smoking effects than men? (15 November, 2010)

  Martin R Miller, Rachel E Jordan, Peymané Adab
• Correspondence: Author's response (20 November, 2010)

  Inga-Cecilie Sørheim, Ane Johannessen, Amund Gulsvik, Per S Bakke, Edwin K Silverman, Dawn L DeMeo
• Correspondence: Utility of cytopathology in diagnosis and molecular testing of lung cancer (29 July, 2011)

  Sakinah A Thiryayi, Durgesh N Rana, Mark Woodhead