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American Pharmacists Association, Raymond C. Rowe, Paul J. Sheskey, Walter G. Cook, and Marian E. Fenton. Handbook of Pharmaceutical Excipients. 7th edition. London, Philadelphia, Washington, DC: Pharmaceutical Press American Pharmacists Association, 2012.

American Pharmacists Association, et al. Handbook of Pharmaceutical Excipients. 7th edition. Pharmaceutical Press American Pharmacists Association, 2012.