§ Mr. Viantasked the Minister of Health how the four tons of Salk vaccine which has arrived from Canada will be tested for purity before it is issued to the public.
65W
§ Mr. Walker-SmithThe weight mentioned refers to a batch of vaccine as packed. In addition to the tests made by the manufacturers, samples of the vaccine had successfully undergone the necessary tests by the Medical Research Council before the batch was delivered in this country.