To thread one's way through the enormous and conflicting mass of statistics that have been published in regard to the treatment of diphtheria by means of antitoxin, or serum therapy, is an undertaking to appall the stoutest heart.
By patience and application we may observe a few facts, however, standing prominently and seemingly substantial enough to remain as useful monuments to guide us through the wilderness of uncertainties to some safe vantage ground.
THE RESULTS IN PRIVATE PRACTICE.
A study of the results of the antitoxin treatment in private practice presents much greater difficulties, for obvious reasons, than does the study of the same subject in institutional practice.Exactly what the results have been can not be ascertained, as it is not possible to obtain the personal and private statistics of each individual physician as to its results and his death rate; nor would it be wise, since such results