What is the prevalence of vitamin D deficiency in Iran? A systematic review and meta-analysis reveals high rates
                                
                                
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                                    2 min read                                
                            
                                According to several meta-analyses, more than half of the Iranian population is reported to suffer from vitamin D deficiency, making it a major public health concern. This article synthesizes key findings to address the question: what is the prevalence of vitamin D deficiency in Iran a systematic review and meta-analysis?