@misc{indiciaeeaae0738eb68, title = {Quality assurance: a Tri-Level model.}, author = {F S Menzel and K Teegarden}, year = {1982}, doi = {10.5014/ajot.36.3.163}, url = {https://pubmed.ncbi.nlm.nih.gov/7200728/}, note = {Source identifier: 7200728} }