Perhaps in no other field of scientific progress is the axiom that "the luxuries of yesterday are the necessities of to-day" more true than in that of public health.
Let us apply this to the laboratory alone and we will have the verification. What was formerly scorned as indicative of ignorance is now used as a matter of necessity.
So various have become the branches of the many activities in public health work that their mere enumeration with but slight comments would occupy the scope of this paper. I will devote brief attention only to those in the limelight.
Complaint is frequent, and sometimes justly, that there is too much paternalism, that too many persons exist at the expense of the public and that the number who slip through life from birth to death without worry as to who pays the bills is constantly increasing. Legislation and private philanthropy combine