Background Compared with traditional arthrotomy procedures, arthroscopic treatment for osteochondral lesions of the talus has some advantages. However, there ha
Nine new α-aminophosphonate derivatives containing cyclopropane moiety have been synthesized via conventional and microwave irradiation methods under solvent-a
There is major interest within the bio-engineering community in developing accurate and non-invasive means for visualizing, modeling and analyzing bone micro-structures. Bones are composed of hierarch
Seventy years ago,Myers and Steenrod showed that the isometry group of a Riemannian manifold without boundary has a structure of Lie group.In 2007,Bagaev and Zh