@misc{indiciae1720aa2ce97f, title = {[Decrease of the sensory threshold in the differential diagnosis of various functional conditions established by the I/t curve tracing the origin of phosphenes].}, author = {O GrĂ¼nner}, year = {1976}, url = {https://pubmed.ncbi.nlm.nih.gov/1260920/}, note = {Source identifier: 1260920} }