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APA Citation
Mohamed, S. A., Al-Hendy, A., Schulkin, J., & Power, M. L. (2016). opinions and Practice of US-Based Obstetrician-Gynecologists regarding Vitamin D Screening and Supplementation of Pregnant Women. Journal of pregnancy, 2016, . http://access.bl.uk/ark:/81055/vdc_100082259998.0x000021