Petrova, D., Joeris, A., Sánchez, M.-J., Salamanca-Fernández, E., & Garcia-Retamero, R. (2018). How are risk ratios reported in orthopaedic surgery journals? A descriptive study of formats used to report absolute risks. BMJ Open, 8(11): e025047. doi:10.1136/bmjopen-2018-025047.