| D011634 |
Public Health |
Branch of medicine concerned with the prevention and control of disease and disability, and the promotion of physical and mental health of the population on the international, national, state, or municipal level. |
Community Health,Environment, Preventive Medicine & Public Health,Environment, Preventive Medicine and Public Health,Health, Community,Health, Public |
|
| D012425 |
Russia (Pre-1917) |
A monarchy located in north Asia bordering the Arctic Ocean, extending from Europe (the portion west of the Urals) to the North Pacific Ocean. St Petersburg was the capital 1712–1918. Moscow was the capital before St. Petersburg and following it. |
Russia (Pre 1917) |
|
| D012426 |
Russia |
A country located in north Asia bordering the Arctic Ocean, extending from Europe (the portion west of the Urals) to the North Pacific Ocean. The capital is Moscow. |
Russian S.F.S.R.,Russian Federation (Europe),Russian SFSR |
|
| D014881 |
Water Supply |
Means or process of supplying water (as for a community) usually including reservoirs, tunnels, and pipelines and often the watershed from which the water is ultimately drawn. (Webster, 3d ed) |
Supplies, Water,Supply, Water,Water Supplies |
|
| D049673 |
History, 20th Century |
Time period from 1901 through 2000 of the common era. |
20th Century History,20th Cent. History (Medicine),20th Cent. History of Medicine,20th Cent. Medicine,Historical Events, 20th Century,History of Medicine, 20th Cent.,History, Twentieth Century,Medical History, 20th Cent.,Medicine, 20th Cent.,20th Cent. Histories (Medicine),20th Century Histories,Cent. Histories, 20th (Medicine),Cent. History, 20th (Medicine),Century Histories, 20th,Century Histories, Twentieth,Century History, 20th,Century History, Twentieth,Histories, 20th Cent. (Medicine),Histories, 20th Century,Histories, Twentieth Century,History, 20th Cent. (Medicine),Twentieth Century Histories,Twentieth Century History |
|