228
Participants
Start Date
June 1, 2014
Primary Completion Date
December 31, 2016
Study Completion Date
December 31, 2017
Oral spray (chlorhexidine spray, chlorine dioxide spray, sterile water spray)
Application of a daily dose of 12 sprays (each delivering a volume of 0.13ml) to the buccal and lingual gingival third of tooth surfaces in each sextant
The University of Hong Kong
OTHER