4. A complaint filed on behalf of a victim or group of victims by any organization dedicated to the defence of human rights and freedoms or to the welfare of a group of persons shall indicate, in addition to what is contemplated by the first paragraph of section 3, the name and address of the organization and, where applicable, its telephone number, and shall be dated and signed by a person declaring himself to be duly authorized by the organization to sign the complaint. It shall be accompanied by the written consent of the victim or victims, except in the case of the exploitation of aged or handicapped persons contemplated by the first paragraph of section 48 of the Charter.