3 jul 1956 año - The National Health Survey Act
Descripción:
President Eisenhower signed the National Health Survey Act of 1956. This began the process of collecting statistics on a wide range of health issues. Went into the field for the first time in 1957.
Añadido al timeline:
fecha:
3 jul 1956 año
Ahora mismo
~ 69 years ago
Fotos:
![]()