Secretary-General urges states to rid earth of 'hidden killers' - booby traps, landmines - in message to Convention on Certain Conventional Weapons meeting : [message, to the 8th annual Conference of the High Contracting Parties to Amended Protocol II to the Convention on Certain Conventional Weapons, Geneva, 6 November 2006] / [on behalf of the UN Secretary-General by the Director, Conference on Disarmament Secretariat and Conference Support Branch and Deputy Secretary-General, Conference on Disarmament]