TY - RPRT TI - A simple method for "reference range" estimation from routine laboratory data. AU - S Y Chu AU - P Cheung AU - V E Turkington PY - 1976 DO - 10.1016/s0009-9120(76)80057-4 UR - https://pubmed.ncbi.nlm.nih.gov/954183/ ID - 954183 ER -