TY - RPRT TI - Using relative risk models for estimating synergy between two risk factors. AU - P Roy AU - J Esteve PY - 1998 DO - 10.1002/(sici)1097-0258(19980630)17:12<1357::aid-sim847>3.0.co;2-a UR - https://pubmed.ncbi.nlm.nih.gov/9682325/ ID - 9682325 ER -