sorry, I made a mistake with an e-mail address in the previous e-mail. Correct e-mail to send replies to is [log in to unmask] Thanks to everyone who pointed that out! Sandra Sandra Eldridge Centre for General Practice and Primary Care Institute of Community Health Sciences Barts and The London Queen Mary University of London Medical Sciences Building Mile End Road E1 4NS telephone 020 7882 7920 fax 020 7882 6396 e-mail [log in to unmask]