Ahmed, S. I. ., Saber, N. M., Shalaby, S. F., & Dawoud, S. E. S. M. (2021). The effect of instructional guidelines intervention on pregnant women’s knowledge, clinical outcomes, and self-efficacy regarding prevention of osteoporosis. International Journal of Health Sciences, 5(S2), 965–981. https://doi.org/10.53730/ijhs.v5nS2.13979