TY - RPRT TI - Constraints on long range interactions mediating contour detection. AU - M W Pettet AU - S P McKee AU - N M Grzywacz PY - 1998 DO - 10.1016/s0042-6989(97)00238-1 UR - https://pubmed.ncbi.nlm.nih.gov/9624436/ ID - 9624436 ER -