TY - RPRT TI - Replication report: meaning established by classical conditioning. AU - A W STAATS AU - C K STAATS AU - W G HEARD AU - L P NIMS PY - 1959 DO - 10.1037/h0048859 UR - https://pubmed.ncbi.nlm.nih.gov/13620868/ ID - 13620868 ER -