TY - RPRT TI - Cholinergic sensitivity: normal variability as a function of stimulus background. AU - L Z Bito AU - M J Dawson AU - L Petrinovic PY - 1971 DO - 10.1126/science.172.3983.583 UR - https://pubmed.ncbi.nlm.nih.gov/4324471/ ID - 4324471 ER -