Recent Articles October 16, 2016 Research Article Opioid-Induced Constipation: A Prospective Observational Study on Bowel Function Assessment and Laxative Use in Advanced Cancer Patients Treated with WHO Step III Oral Opioids Caterina Magnani1* Diana Giannarelli2 Alice Calvieri1 Ana Dardeli1 Arianna Lombardi1 Valeria Tomasini1 Giuseppe Casale1 Abstract