Comment on "It is not appropriate to 'deform' dose along with deformable image registration in adaptive radiotherapy" [Med. Phys. 39, 6531–6533 (2012)]. Issue 1 (4th January 2013) - Taylor, M. L.; Yeo, U. J.; Kron, T.; Supple, J.; Siva, S.; Pham, D.; Franich, R. D.