Construction of public health system
Emergency public health system
Municipal public health system
public health care system
Public health emergency system
public health information system
Public Health Prevention System
public health security system
Public Health Service System
reforms to the public health-care system
response system on sudden public health incident
12320 Public Health Hotline Services
Acute public health accidents
Acute Public Health Event
American Public Health Association
an outbreak of public health affairs
Auxiliary and Public System
base public health service
basic public health item