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Duran-Aniotz C, Moreno-Gonzalez I, Morales R.Duran-Aniotz C, et al. Among authors: morales r.Rev Med Chil. 2013 Apr;141(4):495-505. doi: 10.4067/S0034-98872013000400011.Rev Med Chil. 2013.PMID: 23900371Free article.Review.Spanish.