NPPB and Schnyder corneal dystrophy: The objective of this study was to assess the gender-specific utility of vitamin D, assessed by 25(OH)D (where D represents D2 and D3) to predict all-cause mortality and cardiac death as well as SCD during a 5-year follow-up of a chest-pain population with suspected ACS from Northern Argentina, employing univariate and multivariate analyses, and to evaluate its prognostic utility as compared to BNP and hsCRP.