TY - RPRT TI - Inter-ethnic differences in postoperative pethidine requirements. AU - I T Houghton AU - C S Aun AU - T Gin AU - J T Lau PY - 1992 DO - 10.1177/0310057x9202000110 UR - https://pubmed.ncbi.nlm.nih.gov/1609942/ ID - 1609942 ER -