ADH-The Page., 2005. Cold Water World—Extraction (ADHpage) [online]. Available at: http://adhpage.tripod.com/coldwater.htm (Accessed on April6, 2005).
2.
Codeine FAQ, 1996. Erowid Codeine Vault: FAQ [online]. Available at: http://www.erowid.org/pharms/codeine/codeine_faq.shtml (Accessed on April5, 2005).
3.
Codeine.50g.com, 2005. Codeine Information—Extraction Guide [online]. Available at: http://codeine.50g.com/info/extraction.html#ex.coldw (Accessed on April6, 2005).
4.
De MarinisM, JaniriL, AgnoliA. Headache in the use and withdrawal of opiates and other associated substances of abuse. Headache, 31:159–163, 1991.
5.
DobbinM, TobinC: Over-the-Counter (OTC) Ibuprofen/Codeine Analgesics: Misuse and Harm. Melbourne, Australia: Drugs Policy and Services Branch, Department of Human Services, Victoria; 2008.
6.
FischerB, RehmJ, PatraJ, CruzMF: Changes in illicit opioid use across Canada. Can Med Assoc J, 175:1385–1385, 2006.
Neonjoint, 2000. Neonjoint.com—Legal Drugs and Highs [online]. Available at: http://www.neonjoint.com/drug_recipes/chapter5.html (Accessed on April5, 2005).
10.
RoseJS, BrancheyM, Buydens-BrancheyL, StapletonJM, ChastenK, WerrellA, MaayanML: Cerebral perfusion in early and late opiate withdrawal: A technetium-99m-HMPAO SPECT study. Psychiatry Res, 67:39–47, 1996.
11.
SkauM, BrennumJ, GjerrisF, JensenR: What is new about idiopathic intracranial hypertension? An updated review of mechanism and treatment. Cephalalgia, 26:384–399, 2006.
12.
Substance Abuse and Mental Health Services Administration: The NSDUH Report – Misuse of Over-the-Counter Cough and Cold Medications among Persons Aged 12 to 25. January10, 2008. Rockville, MD: Substance Abuse and Mental Health Services Administration, Office of Applied Studies.