TY - RPRT TI - A lognormal distribution-based exposure assessment method for unbalanced data. AU - R H Lyles AU - L L Kupper AU - S M Rappaport PY - 1997 DO - 10.1016/s0003-4878(96)00020-8 UR - https://pubmed.ncbi.nlm.nih.gov/9072951/ ID - 9072951 ER -