Josefina YatesMartín LacassieEduardo Vega PérezAntonia CárdenasCristóbal PedemonteMaría Francisca Elgueta Le-Beuffe María Francisca Elgueta Le-Beuffe2025-01-272025-01-272024https://investigadores.udd.cl/handle/123456789/1058010.25237/revchilanestv53n6-08(mesh): frail elderlyacute painchronic painpostoperative painanalgesic agentpethidineagedaginganalgesiaanesthesiologistchilechronic paincomorbiditydrug therapyfrail elderlyhumannociceptionpainpharmacokineticspostoperative painprevalencereviewspecial situation for pharmacovigilancesurgical patientvery elderlyjournal-article