Complex sentence: In July 2014, a report produced by the World Health Organization (WHO) reported limited evidence that e-cigarettes may help some smokers quit, but did not reach conclusions, suggesting smokers be encouraged to use approved methods for help with quitting.
Split into simpler sentences: In July 2014, a report produced by the World Health Organization (WHO) reported limited evidence that e-cigarettes may help some smokers quit, but did not reach conclusions. It suggested that smokers should be encouraged to use approved methods for help with quitting.