Coronavirus in EU & Cold Regions
Problems of Coronavirus:
1- The number of old people
2- Deficit in Vitamin D
3- Alcoholism
4- The closeness of buildings
5- The healthy Nutrition
Coronavirus in EU & Cold Regions
Problems of Coronavirus:
1- The number of old people
2- Deficit in Vitamin D
3- Alcoholism
4- The closeness of buildings
5- The healthy Nutrition