@misc{indiciaebaf9bb06499f, title = {A prospective randomized study of different retainer types.}, author = {Ilka Störmann and Ulrike Ehmer}, year = {2002}, doi = {10.1007/s00056-002-0040-6}, url = {https://pubmed.ncbi.nlm.nih.gov/11974451/}, note = {Source identifier: 11974451} }