Globally An estimated 140-250 million under-five children are deficient in vitamin A, which is associated with increased mortality and morbidity among this population. A relationship between the severity of vitamin A deficiency and childhood mortality has also been reported. In 2002, the United
I. Background
A variety of studies over the past 15 years have demonstrated that clinical vitamin A deficiency is associated with increased mortality in pre-school aged children (1,2) and that supplementation of populations with endemic sub-clinical vitamin A deficiency can significantly reduce
اكتب أحد الأعراض أو المرض واقرأ عن الأعشاب التي قد تساعد ، واكتب عشبًا واطلع على الأمراض والأعراض التي تستخدم ضدها. * تستند جميع المعلومات إلى البحوث العلمية المنشورة