Evaluation of clinical efficacy of 0.2% chlorhexidine irrigation, 1.5% chlorhexidine gel and 2.5mg biodegradable chlorhexidine chip as an adjunct to scaling and root planing in the management of Chron Journal title: Journal of Dental Specialities Authors: Shubhra Vaish, Vidya Dodwad, Aakriti Mahajan, Sonakshi Gupta Subject(s):