Developing and testing the effectiveness of a novel online integrated treatment for problem gambling and tobacco smoking: a protocol for an open-label randomized controlled trial

Elena Bilevicius, Alanna Single, Chris Baumgartner, Van Bui, Tyler Kempe, Michael P. Schaub, Sherry H. Stewart, James MacKillop, David C. Hodgins, Jeffrey D. Wardell, Roisin O’Connor, Jennifer Read, Heather Hadjistavropoulos, Christopher Sundstrom, Matthew T. Keough