TY - RPRT TI - Intellectual changes during prolonged perceptual isolation (darkness and silence). AU - J P ZUBEK AU - W SANSOM AU - A PRYSIAZNIUK PY - 1960 DO - 10.1037/h0083186 UR - https://pubmed.ncbi.nlm.nih.gov/13788846/ ID - 13788846 ER -