Yan Zou and Yaohua Wei published a research article on Adv. Mater.

Y. Zou, Y.H. Wei, G.L. Wang, F.H. Meng*, M.Y. Gao, G. Storm, and Z.Y. Zhong*, Nano-Polymersomes with an Ultrahigh Iodine Content for High-Performance X-Ray Computed Tomography Imaging In Vivo, Adv. Mater. 2017, 29, 1603997.

http://onlinelibrary.wiley.com/doi/10.1002/adma.201603997/epdf