Citation

NLM 2009: United States National Library of Medicine. ChemIDplus Advanced [online]. 2009. Search terms: Pseudoephedrine, Pseudoephedrine Hydrochloride, Pseudoephedrine Sulfate. Bethseda (MD): Specialized Information Services, United States National Library of Medicine, National Institutes of Health, United States Department of Health & Human Services. [Accessed 2009 November 20]. Available from: http://chem.sis.nlm.nih.gov/NLM/chemidheavy.jsp