1. Current good manufacturing practice in manufacturing, proces sing, packing, or holding of drugs; general. United States Code of Federal Regulations. 21 CFR 210. http://www.access.gpo.gov/nara/cfr/waisidx_02/21cfr210_02.html, visited 4 March 2003
2. Current good manufacturing practice for finished pharmaceuticals. United States Code of Federal Regulations. 21 CFR 211. http://www.access.gpo.gov/nara/cfr/waisidx_02/21cfr21l_02.html, visited 4 March 2003
3. Current good tissue practice for manufacturers of human cellular and tissue-based products. United States Code of Federal Regulations. 21 CFR 1271. http://www.access.gpo.gov/nara/cfr/waisidx_02/21cfrl271_02.html, visited 4 March 2003
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