WITHDRAWN: (438) Efficacy of CL-108 compared to hydrocodone 7.5 mg/acetaminophen 325 mg in preventing vomiting and the use of anti-emetics, Opioid-Induced Nausea and Vomiting (OINV).

The Publisher regrets that this abstract is an accidental duplication of abstract (431), also published in the 2016 American Pain Society Scientific Meeting abstracts supplement: J Pain 17:S82, 2016, http://dx.doi.org/10.1016/j.jpain.2016.01.408. The duplicate abstract (438) has therefore been withdrawn. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy.