@misc{indiciae1314bc1e8042, title = {Validity of exposure data derived from a structured questionnaire.}, author = {M Joffe}, year = {1992}, doi = {10.1093/oxfordjournals.aje.a116323}, url = {https://pubmed.ncbi.nlm.nih.gov/1570822/}, note = {Source identifier: 1570822} }