TY - RPRT TI - Fluctuations in odds ratios due to variance differences in case-control studies. AU - D I Gregorio AU - J R Marshall AU - M Zielezny PY - 1985 DO - 10.1093/aje/121.5.767 UR - https://pubmed.ncbi.nlm.nih.gov/4014168/ ID - 4014168 ER -