Shaik, S., R. Hashim, S. Alsukait, G. Abdulkader, H. AlSudairy, L. AlShaman, S. Farhoud, and M. Fouda Neel. “Assessment of Age at Menarche and Its Relation With Body Mass Index in School Girls of Riyadh, Saudi Arabia”. Asian Journal of Medical Sciences, Vol. 7, no. 2, Nov. 2015, pp. 5-12, doi:10.3126/ajms.v7i2.13439.