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This is a protocol for a Cochrane Review (Intervention). The objectives are as follows: To assess the benefits and harms of calcium and vitamin D supplementation singly or in combination for reducing fractures and increasing bone mineral density in healthy premenopausal women.
Méndez-Sánchez, L., López Casimiro, K., Winzenberg, T. M., Tugwell, P., & Clark, P. (2017). Calcium and vitamin D for increasing bone mineral density in premenopausal women. Cochrane Database of Systematic Reviews, 2017(5). https://doi.org/10.1002/14651858.CD012664