1997
BMJ (Clinical research ed.), (1997).315 7112 10.1136/bmj.315.7112.870.
1997
BMJ (Clinical research ed.), (1997).315 7111 10.1136/bmj.315.7111.805.
1995
BMJ (Clinical research ed.), (1995).311 7008 10.1136/bmj.311.7008.769.
1995
Medicine and war, (1995).11 4 10.1080/07488009508409236.
1991
BMJ (Clinical research ed.), (1991).302 6778 10.1136/bmj.302.6778.669.