@misc{indiciae3a66ce2e0087, title = {Activating a 2 x 4 appliance.}, author = {R J Isaacson and S J Lindauer and L K Rubenstein}, year = {1993}, doi = {10.1043/0003-3219(1993)063<0017:aaa>2.0.co;2}, url = {https://pubmed.ncbi.nlm.nih.gov/8507026/}, note = {Source identifier: 8507026} }