Author
South Africa. Dept. of National Health and Population Development
6
National Health Council (South Africa)
3
South Africa. Dept. of Health
3
South Africa. Bureau of Statistics
2
Tanganyika
2
Cape of Good Hope (South Africa)
1
Nash, T. A. M. (Thomas Arthur Manly), 1905-
1
South Africa. Dept. of National Health and Population Development. Chief Directorate, Planning Support
1