Table of contents

PostScript

• Letter to the Editor: Authors' response (12 October, 2011)

  Wei Shen Lim, Thomas Bewick, Puja Myles, Sonia Greenwood, Jonathan S Nguyen-Van-Tam, Stephen Brett, Malcolm G Semple, Peter J Openshaw, Barbara Bannister, Robert C Read, Bruce Taylor, Jim McMenamin, Joanne E Enstone, Karl G Nicholson, and Influenza Clinical Information Network (FLU-CIN)
• Letter to the Editor: H1N1 influenza pneumonia and bacterial coinfection (12 October, 2011)

  Esther Calbo, Alejandro Robles, Anna Sangil, Susana Benet, Maria Eugenia Viladot, Vanesa Pascual, Bienvenido Barreiro
• Letter to the Editor: PET–CT in lung cancer: data discrepancies (15 July, 2011)

  Jose M Paredes, Jayesh Mehta
• Letter to the Editor: Authors' response (15 July, 2011)

  Barbara M Fischer, Jann Mortensen, Liselotte Højgaard
• Correspondence: Severity scales in community-acquired pneumonia: what matters apart from death? (21 December, 2010)

  Kirsty Challen
• Correspondence: Authors' response (21 December, 2010)

  James D Chalmers, Aran Singanayagam, Adam T Hill
• Correspondence: Exit of leucocytes across the alveolar epithelium worsens lung injury (20 April, 2011)

  Joanna C Porter
• Correspondence: Authors' response (20 April, 2011)

  Carl G Persson, Lena Uller
• Correspondence: Can cells other than Th17 lymphocytes be important sources of IL-17 in the lungs? (15 March, 2011)

  Malcolm Brodlie, James Lordan, Christopher Ward
• Correspondence: Authors' response (15 March, 2011)

  Monica Facco, Anna Cabrelle, Carlo Agostini
• Correspondence: Intrapulmonary shunting associated with sildenafil treatment in a patient with idiopathic pulmonary arterial hypertension (2 February, 2011)

  Pablo F Castro, Douglas Greig, Hugo E Verdejo, Iván Godoy, Samuel Córdova, Marcela P Ferrada, Robert C Bourge
• Correspondence: Risk stratification in pulmonary embolism: an algorithmic tool approach (23 February, 2011)

  N Ahmad, K Srinivasan, H Moudgil
• Correspondence: Authors' response (23 February, 2011)

  David Jiménez
• Correspondence: Authors' response (23 February, 2011)

  Antonio Vitarelli