The overall healthcare infrastructure is weak across the country.

The overall healthcare infrastructure is weak across the country.

The Portable Toilet System is an in-home sanitation solution designed for urban informal settlements that lack proper sanitation infrastructure.

The Portable Toilet System is an in-home sanitation solution designed for informal urban settlements that lack proper sanitation infrastructure.

Ethiopia is a poor country with weak health care systems and infrastructure.

Vaccination emerged as another way to protect populations in areas without sanitary infrastructure.

The western railroads traversed rural areas and fresh new settlements devoid of any substantial health care infrastructure.

Malaria and other diseases are on the rise as the medical and public health systems have broken down.

Letter from the field: The earthquakes have shattered El Salvador and its health care system

All countries should immunize their health-care workers as a first priority to protect the essential health infrastructure.

All countries should immunize their health-care workers as a first priority to protect the essential health infrastructure.