@misc{indiciae11d8ee876071, title = {Tonic accommodation, accommodative hysteresis, and refractive error.}, author = {S K Fisher and K J Ciuffreda and S Levine}, year = {1987}, doi = {10.1097/00006324-198711000-00001}, url = {https://pubmed.ncbi.nlm.nih.gov/3425675/}, note = {Source identifier: 3425675} }