301,683 SCIENTIFIC Sixth scientific meeting of the British Oncological Association 30th June - 2nd July 1991 University of Bath Claverton Down. - [London] : [Scientific and Medical Division of Macmillan Press Ltd.], 1991. - [14], 39 s. ; 30 cm (British Journal of Cancer, ISSN 0007-0920 ; vol. 64 suppl. 15)