Active symptom control with or without chemotherapy in the treatment of patients with malignant pleural mesothelioma (MS01): a multicentre randomised trialMartin F Muers; Richard J Stephens; Patricia Fisher; Liz Darlison; Christopher MB Higgs; Erica Lowry; Andrew G Nicholson; Mary O'Brien; Michael Peake; Robin Rudd; Michael Snee; Jeremy Steele; David J Girling; Matthew Nankivell; Cheryl Pugh; Mahesh KB Parmar · 2008