TY - RPRT TI - A simple method for projecting patterns on the cat's retina under direct visual control. AU - P van Hasselt AU - J A Klijn PY - 1973 DO - 10.1016/0042-6989(73)90124-7 UR - https://pubmed.ncbi.nlm.nih.gov/4692533/ ID - 4692533 ER -