TY - RPRT TI - Evidence for a threshold in experience-dependent long-term changes of kitten visual cortex. AU - J M Greuel AU - H J Luhmann AU - W Singer PY - 1987 DO - 10.1016/0165-3806(87)90203-3 UR - https://pubmed.ncbi.nlm.nih.gov/3620983/ ID - 3620983 ER -