tokens: Ketamine in war / tropical surgery ( a final tribute to the racemic mixture ). A technique of continuous intravenous anaesthesia with ketamine was used successfully during the Somalia civil war in 1994 and in north Uganda in 1999 for 64 operations in 62 patients , aged from 6 weeks to 70 years , undergoing limb and abdominal surgery including caesarian sections and interventions in neonates .