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Rask-Nissilä L, Jokinen E, Terho P, Tammi A, Lapinleimu H, Rönnemaa T, Viikari J, Seppänen R, Korhonen T, Tuominen J, Välimäki I, Simell O.Rask-Nissilä L, et al. Among authors: simell o.JAMA. 2000 Aug 23-30;284(8):993-1000. doi: 10.1001/jama.284.8.993.JAMA. 2000.PMID: 10944645Clinical Trial.