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Kayode GA, Grobbee DE, Koduah A, Amoakoh-Coleman M, Agyepong IA, Ansah E, van Dijk H, Klipstein-Grobusch K.Kayode GA, et al.Glob Health Action. 2016 Aug 23;9:31907. doi: 10.3402/gha.v9.31907. eCollection 2016.Glob Health Action. 2016.PMID: 27558221Free PMC article.
Klipstein-Grobusch K, Grobbee DE, den Breeijen JH, Boeing H, Hofman A, Witteman JC.Klipstein-Grobusch K, et al.Am J Epidemiol. 1999 Mar 1;149(5):421-8. doi: 10.1093/oxfordjournals.aje.a009829.Am J Epidemiol. 1999.PMID: 10067901