Psychological barriers to the use of opioid analgesics for treating pain in patients with advanced recurrent cancer (BAROC): protocol for a multicentre cohort study.
Takehiko TsunoTatsuhiro FujimiyaTakashi KawaguchiRyota YanaizumiKeiko KojimaAkime MiyasatoKanako AzumaTomoya SaekiHironori MawatariTakashi IgarashiTomofumi MiuraHiroyuki OguraJunichi KondoTadashi TanoueHiroshi HamadaYu OyamaAkira KotaniTakuhiro YamaguchiHideki HakamataPublished in: BMJ open (2022)
UMIN000042443.