It is proved that the boundaries of Fatou components of four certain kinds of entire functions are Jordan curves,and that the Lebesque measures of the Julia sets of these functions are equal to zero, which generalizes some results obtained by Bergweiler and Kisaka.

The heat-supply network using decentralized substations with branch circulating pumps has better economy.

Immunohistochemical analysis of coronary collateral circulation development in pigs;

Relationship between collateral circulation and recovery of heart function in chronic total coronary occlusions;

Analysis of collateral circulations on digital subtracted angiography in patients with severe stenosis of proximal segment of unilateral internal carotid artery;