@misc{indiciae4f80bdbc45f9, title = {Using multilevel models to analyze couple and family treatment data: basic and advanced issues.}, author = {David C Atkins}, year = {2005}, doi = {10.1037/0893-3200.19.1.98}, url = {https://pubmed.ncbi.nlm.nih.gov/15796656/}, note = {Source identifier: 15796656} }