The medicine of the past was a medley of superstition, faith, theory and tradition, lightened by gleams of accurate observation and logical thought. The medicine of today is a science founded on actual observations of the manifestations of disease in man and in animals, in both living and dead bodies. The medicine of an early day was based largely on intricate hypotheses as to the causes of disease. There was no systematic search in the unknown in any way comparable to the steady, steadfast progress of medical science resulting from research during the last fifty years. The medicine of a previous epoch included only the physician who treated the individual patient. The medicine of today has …
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