%0 Journal Article %T Characterization of the day-night fluctuations of serum melatonin in young boys and girls with different body mass indexes within normal range according to World Health Organization Classification %A Yıldız, M. %A Şahin Yıldız, B. %A Şahin, A. %J The Anatolian Journal of Cardiology %D 2013 %V 13 %P 385-387 %R 10.5152/akd.2013.110