In the "Statement on Malignant Mesothelioma in the United Kingdom" by the British Thoracic Society Standards of Care Committee which appeared in the April issue of Thorax (2001;56:250–65), the telephone number given for the National Mesothelioma Helpline on page 264 is incorrect. The correct number is 0113 206 6466. The email address is mavisro{at}ulth.northy.nhs.uk