Interventions to improve screening and appropriate referral of patients with cancer for distress: systematic review protocol.
Kristen McCarterBen BrittonAmanda BakerSean HalpinAlison BeckGregory CarterChris WrattenJudy BauerDebbie BoothErin ForbesLuke WolfendenPublished in: BMJ open (2015)
PROSPERO registration number CRD4 2015017518.