BMJ. BRITISH MEDICAL JOURNAL
journal42874
E023256
GB
0959-535X
English
Rivista
BMJ / British Medical Journal Publishing Group:PO Box 299, London WC1H 9TD United Kingdom:011 44 20 73836270, EMAIL: subscriptions@bmjgroup.com, INTERNET: http://www.bmjpg.com/bmj, Fax: 011 44 20 73836402
1988
false