Sent_en: 2khm One study indicated that as many as 92% of adolescent girls in Northern Europe may have deficient levels of Vitamin D and 37% have severely deficient levels.
Sent_yy: ការសិក្សាបានបង្ហាញថា92%នៃនារីក្នុងវ័យជំទង់នៅអឺរុបខាងជើងអាចមានកង្វះកំរិតវីតាមីន ឌីហើយ37%គឺកំរិតខ្វះ ធ្ងន់ធ្ងរ។