@misc{indiciaec5396d057e28, title = {Familial aggregation studies. A note on their epidemiologic properties.}, author = {E Susser and M Susser}, year = {1989}, doi = {10.1093/oxfordjournals.aje.a115119}, url = {https://pubmed.ncbi.nlm.nih.gov/2642650/}, note = {Source identifier: 2642650} }