TY - RPRT TI - Contrast sensitivity function and visual acuity of the opossum. AU - L C Silveira AU - C W Picanço-Diniz AU - E Oswaldo-Cruz PY - 1982 DO - 10.1016/0042-6989(82)90227-9 UR - https://pubmed.ncbi.nlm.nih.gov/7157675/ ID - 7157675 ER -