§ Mr. Viantasked the Minister of Health how many local authorities he has invited to co-operate in a study of the fluoridation of water supplies; if he will ask them to make their preliminary investigations in accordance with those suggested by the British mission which visited the United States of America; and if he will give the names of the local authorities who have received the invitation.
§ Mr. Iain MacleodNo formal invitation has yet been sent to any local authority in England and Wales. It is contemplated that preliminary investigations will be carried out as recommended by the mission.