The appearance of pain in the heart can indicate the presence of diseases of the aorta, chest wall and other problems with health. What provokes her appearance and how to fight it will this article.
The appearance of pain in the heart can indicate the pr...
24 July 2017, 16:13 ()
Sex accelerates evolution
Biologists dealing with problems of evolution have repeatedly tried to answer the question, why did nature in the course of evolution need to wor...
24 July 2017, 07:08 ()