![Figure 13](/ServeContent?url=http%3A%2F%2Fdbm.sagepub.com%2Fcontent%2F1%2F1%2F502318%2FF13.medium.gif)
Figure 13
Simultaneous recording of video microscopic images and load values during stress-relaxation under a constant deformation of 75 μm. The video images (a)–(g) correspond to each point (a)–(g) on the load-relaxation curve (h).