@article {khan2011collagen,
	title = {Collagen},
	journal = {Biodegradable polymers in clinical use and clinical development},
	year = {2011},
	pages = {59{\textendash}89},
	publisher = {John Wiley \& Sons, Inc. Hoboken, NJ, USA},
	author = {Khan, Wahid and Yadav, Deepak and Domb, Abraham J and Kumar, Neeraj}
}
