Present at least one pivotal legal and historical occurrence that resulted in this shift of public health effort
Public health practice was initially concerned with infectious and environmentally related diseases, but in recent years has evolved to focus more on injury prevention, substance abuse, violence, tobacco-related, and other chronic diseases. Present at least one pivotal legal and historical occurrence that resulted in this shift of public health effort. Justify your rationale with supportive evidence.
Phttps://www.cdc.gov/violenceprevention/pdf/history_violence-a.pdf