Not entirely clear.
Ury
S R
SR
D000328:Adult; D018407:Bacterial Physiological Phenomena; D002648:Child; D002713:Chlorine / Q000008:administration & dosage / Q000627:therapeutic use; D017606:Chlorine Compounds; D004202:Disinfectants / Q000627:therapeutic use; D006209:Halitosis / Q000209:etiology / Q000382:microbiology / Q000628:therapy*; D006801:Humans; D009067:Mouthwashes / Q000627:therapeutic use; D009910:Oral Hygiene; D010087:Oxides / Q000008:administration & dosage / Q000627:therapeutic use; D010510:Periodontal Diseases / Q000150:complications / Q000517:prevention & control
D017606:Chlorine Compounds; D004202:Disinfectants; D009067:Mouthwashes; D010087:Oxides; D002713:Chlorine; C025109:chlorine dioxide