Effective use of fluoride varnish in preventing incipient caries and using it with luting cements for cementation (hong kong,taiwan)

Use of fluoride varnish for prevention is well known to all of us. But using Flouride varnish along with the luting cements for cementation to prevent post-cementation sensitivity is something new. Also, the use of varnish to treat incipient caries is interesting to know about.