TY - RPRT TI - Epidemiologic programs for computers and calculators. Exact binomial confidence intervals for the relative risk in follow-up studies with sparsely stratified incidence density data. AU - H A Guess AU - E G Lydick AU - R D Small AU - L P Miller PY - 1987 DO - 10.1093/oxfordjournals.aje.a114535 UR - https://pubmed.ncbi.nlm.nih.gov/3812440/ ID - 3812440 ER -