Choi, Rihwa <br/><br/>
High prevalence of vitamin D deficiency in pregnant Korean women: the first trimester and the winter season as risk factors for vitamin D deficiency.  [electronic resource] 

 -  Nutrients  May 2015 
 - 3427-48 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>2072-6643 
<br/><br/><label>Standard No.: </label>10.3390/nu7053427  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>25-Hydroxyvitamin D 2--blood<br/>Adult<br/>Calcifediol--blood<br/>Cohort Studies<br/>Female<br/>Fetal Growth Retardation--ethnology<br/>Humans<br/>Infant, Newborn<br/>Male<br/>Maternal Nutritional Physiological Phenomena--ethnology<br/>Nutritional Status--ethnology<br/>Pregnancy<br/>Pregnancy Complications--blood<br/>Pregnancy Trimester, First<br/>Premature Birth--ethnology<br/>Prevalence<br/>Prospective Studies<br/>Republic of Korea--epidemiology<br/>Risk Factors<br/>Seasons<br/>Urban Health--ethnology<br/>Vitamin D Deficiency--blood<br/>Young Adult