INTRODUCTION We present data on the association of manganese (Mn) level with hypertension in a representative sample of the adult Korean population who participated in the Korean National Health and Nutrition Examination Survey (KNHANES) 2008. METHODS This study was based on the data obtained by KNHANES 2008, which was conducted for three years (2007-2009) using a rolling sampling design invo...

BACKGROUND We have previously identified four distinct groups of asthma patients in KOREAN cohorts using cluster analysis: (A) smoking asthma, (B) severe obstructive asthma, (C) early-onset atopic asthma, and (D) late-onset mild asthma. METHODS AND RESULTS A longitudinal analysis of each cluster in a Korean adult asthma cohort was performed to investigate the clinical significance of asthma c...

BACKGROUND/AIMS The recently published Oxford classification of IgA nephropathy (IgAN) proposed a split system for histological grading, based on prognostic pathological features. This new classification system must be validated in a variety of cohorts. We investigated whether these pathological features were applicable to an adult Korean population. METHODS In total, 69 adult Korean patients...