Family Medical Costs and Voluntary Health Insurance: A Nationwide Survey

The symposium enjoyed having as its chairman P. B. Medawar, and its deliberations were mainly concerned with a close examination of observed facts and of hypotheses relating to some of the fundamental problems which must be solved before we can claim to have the slightest understanding of the phenomena that are observed, for example, during the homograft reaction and in secondary disease. This emphasis on the fundamental aspects of tissue transplantation is, at the present state of our knowledge, a right and proper one. However, at the same time, room has been found for the practical application of the lessons which are being learned from the experimental biologist. One of the most interesting contributions of this latter kind is that by Dr. Mathe, which includes very valuable information on the technique of bone-marrow grafting.