Dear all Many thanks to everyone who 'phoned, faxed and emailed with offers of the article I needed. I now have a copy. Thanks again Sara Sara Stock Library Services Manager North Essex Hospitals' Library & Information Service Colchester General Hospital Turner Road Colchester Essex CO4 5JL T: (01206) 742146 or 742396 F: (01206) 742107 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%