B5E70FF5-E3EB-49A0-9166-3C91FB786E5FChildren Learning About Second-hand Smoke (CLASS II): A pilot cluster randomised controlled trialResearch GrantMR/M020533/1C008C651-F5B0-4859-A334-5F574AB6B57CMRCINCOME_ACTUAL1496497031AF10-4964-4B90-BDE7-A78EC0ED9C57Children Learning About Secondhand Smoke (CLASS II): A Pilot Cluster Randomized Controlled Trial.Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco25223c5940773263b10713f2affbe3b1Siddiqi K2019-01-01http://dx.doi.org/10.1093/ntr/nty09029771390http://ukpmc.ac.uk/abstract/MED/297713901462-2203http://europepmc.org/abstract/MED/29771390215Journal Article/Review5b658a7cce96d9.21033910