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A structural approach to selection bias.
Hernán MA, Hernández-Díaz S, Robins JM. Hernán MA, et al. Epidemiology. 2004 Sep;15(5):615-25. doi: 10.1097/01.ede.0000135174.63482.43. Epidemiology. 2004. PMID: 15308962
Dietary folate and the risk of nonfatal myocardial infarction.
Hernández-Díaz S, Martínez-Losa E, Fernández-Jarne E, Serrano-Martínez M, Martínez-González MA. Hernández-Díaz S, et al. Epidemiology. 2002 Nov;13(6):700-6. doi: 10.1097/00001648-200211000-00015. Epidemiology. 2002. PMID: 12410012
330 results