1. Huang SJ, Onyari JM (1996) JMS Pure Appl Chem A33(5):571–584
2. Bendix D (1998) Polym Degrad and Stab 59:129–135
3. Amecke B, Bendix D, Entenmann G (1995) In: Wise DL (ed) Encyclopedic handbook of biomaterials and bioengineering, Part A: materials, vol 2. Marcel Dekker, New York, pp 977–1007
4. Jun L, Wenchua LX, Cheng HN, Nichol RG, Wang PG (1999) Macromolecules 22:2789–2792
5. Langer R (1998) Nature 392(Supp.):5