title: Re: opioid-induced constipation: challenges and therapeutic opportunities.
authors.forename: Andreas
authors.initials: A
authors.lastname: Sandner-Kiesling
mesh_terms: D000701:Analgesics, Opioid / Q000009:adverse effects*; D003248:Constipation / Q000139:chemically induced*; D006801:Humans
chemical_list: D000701:Analgesics, Opioid