Invasive breast cancer. Invasive primary breast cancer is breast cancer that has the potential to spread from the breast to other parts of the body. The most common type of invasive breast cancer is invasive breast cancer of no special type (sometimes called invasive ductal cancer).nvasive breast cancer. Invasive primary breast cancer is breast cancer that has the potential to spread from the breast to other parts of the body. The most common type of invasive breast cancer is invasive breast cancer of no special type (sometimes called invasive ductal cancer).
), is a country in northern Eurasia. It is a federal semi-presidential republic. At 17,075,400 square kilometres (6,592,800 sq mi), Russia is the largest country in the world, covering more than one-eighth of the Earth's inhabited land area. Russia is also the world's ninth most populous country with nearly 144 million people in November 2014.
Russia is the largest state on Earth and the only country (if we don't count Turkey) that is located on the territories of two of the largest parts of the world-Europe and Asia. The largest border between Europe and Asia stretches through Russia. European Russia is the Eastern edge of the smallest continent-Europe. Moreover, Russia takes up approximately 40% of the territory of Europe. It is also amazing how strikingly different Western Europe and the European part of Russia are. But hey, Russia isn't really very similar to Eastern Europe either! In Western Europe, most places are quite developed, covered with countless buildings and heavily populated by Western Europeans.