A Study to Learn If Tanezumab Could Lessen Metastatic Bone Pain in Participants Who Were Taking
Opioids. A Phase 3 Randomized, Double-Blind, Placebo-Controlled, Multicenter Study of the Analgesic Efficacy and Safety of the Subcutaneous Administration of Tanezumab (PF-04383119) in Subjects With Cancer Pain Predominantly due to Bone Metastasis Receiving Background Opioid Therapy.