1. PVC Handbook;Walkers,2005
2. Plasticizers: type, properties and performance;Krauskopf,1988
3. C.S.B. Nair. The use of PVC for critical medical applications, medical device and diagnostic industry, a technical-economic news magazine for medical plastics and pharmaceutical industry, (1996).
4. PVC- material designed for medical device products;Bruder;Swiss Chem.,1999
5. What price progress? An upgrade on vinyl plastic bags;Rubin;Transfusion,1989