Li, Wei
Jan Zaloga,
Ding, Yaping
Liu, Yufang
Janko, Christina
Pischetsrieder, Monika
Alexiou, Christoph
Boccaccini, Aldo R.
Article History
Received: 23 October 2015
Accepted: 25 February 2016
First Online: 23 March 2016
Competing interests
: The authors declare no competing financial interests.