TY - RPRT TI - Dreaming: The functional state-shift hypothesis. A neuropsychophysiological model. AU - M Koukkou AU - D Lehmann PY - 1983 DO - 10.1192/bjp.142.3.221 UR - https://pubmed.ncbi.nlm.nih.gov/6860875/ ID - 6860875 ER -