Figure 4From: A knowledge translation tool improved osteoporosis disease management in primary care: an interrupted time series analysis Percentage of patients for whom any nutritional supplement ( i.e. , calcium or vitamin D) was prescribed: represented for each site as well as for sites overall (July 2009 to November 2010). The 52 data points represent 26 two-week segments before and 26 two-week segments after the introduction of the intervention (vertical rule).Back to article page