Open-label, multicentre, single-arm trial of monthly injections of depot buprenorphine in people with opioid dependence: protocol for the CoLAB study oleh Adrian Dunlop, Louisa Degenhardt, Michael Farrell, Marian Shanahan, Suzanne Nielsen, Briony Larance, Kari Lancaster, Marianne Byrne, Nicholas Lintzeris, Jason Grebely, Jeyran Shahbazi, Gregory Dore, Robert Ali, Carla Treloar, Stella Nalukwago, Craig Rodgers, Michael McDonough, Jon Cook, Mark Montebello, Michael Aufgang, Robert Weiss, Zoe Griffin