Correspondence of motivational interviewing adherence and competence ratings in real and role-played client sessions
Psychological Assessment (2013) - Comment
pubmed: 23205626  doi: 10.1037/a0030815  issn: 1939-134x  issn: 1040-3590 

Suzanne E. Decker, Kathleen M. Carroll, Charla Nich, Monica Canning-Ball, Steve Martino