Collagen gel dressings repair diabetic skin defects and promote angiogenesis  
Lei Jing, Liu Xu-zhao, Chen Dan-chang, Zhang Yong-bin, Tang Shun-qing
Chinese Journal of Tissue Engineering Research . 2014, (52): 8456 -8462 .  DOI: 10.3969/j.issn.2095-4344.2014.52.017