Qiang Chang1,2, Yunfan He2, Yuqing Liu1, Wen Zhong3, Quan Wang4, Feng Lu2,* and Malcolm Xing1*
1 Department of Mechanical Engineering, University of Manitoba, Winnipeg, Manitoba, R3T 2N2 Canada
2 Department of Plastic Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, 510515 China
3 Department of Biosystems Engineering, University of Manitoba, Winnipeg, Manitoba, R3T 2N2 Canada
4 Department of Civil Engineering, Shantou University, Shantou, Guangdong, 515063 China