1. aFish, P. V., Mackenny, M. C., Stobie, A., Wakenhut, F., and Whitlock, G. A.U.S. 2005/250775, Nov. 10, 2005; CAN 143:460166.
2. bFish, P. V., Mackenny, M. C., Stobie, A., Wakenhut, F., and Whitlock, G.A WO 2005/105100, (Nov. 10, 2005; CAN 143:460165.
3. cBarta, N. S., Glase, S. A., Gray, D. L., Reichard, G. A., Simons, L. J., and Xu, WU.S. 2005/245519, Nov. 3, 2005; CAN 143:440426.
4. Schelkun, R. M. and Yuen, P.W.WO2006/056873, Jun. 1, 2006; CAN 145:27985.
5. aOno, S., Yamafuji, T., Chaki, H., Maekawa, M., Todo, Y., and Narita, H.EP383281, Aug. 8, 1994; CAN 114:81222.