Synchronous registration

Figure 12.23 is the sequence diagram of the synchronous registration process. 

Nain D, Haker S, Eric W et al. (2002) Intra-patient prone to supine colon registration for synchronized virtual colonoscopy. In Dohi T, Kikins R (eds) Lecture notes in computer science. Springer, Berlin Heidelberg New York, pp 573-580 Nappi J, Yoshida H (2002) Automated detection of polyps with CT colonography evaluation of volumetric features for reduction of false-positive findings. Acad Radiol 9 386-397... 

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