Kang, C.
Qiao, Y.
Li, G.
Baechle, K.
Camelliti, P.
Rentschler, S.
Efimov, I. R.
Article History
Received: 16 February 2016
Accepted: 10 June 2016
First Online: 30 June 2016
Competing interests
: The authors declare no competing financial interests.