TY - RPRT TI - Electroencephalographic changes during the post-operative period. A preliminary study. AU - G Bona AU - A Kjellman AU - L E Larsson PY - 1972 DO - 10.1111/j.1365-2044.1972.tb08223.x UR - https://pubmed.ncbi.nlm.nih.gov/5041075/ ID - 5041075 ER -