Clinical Trial to Explore the Skin Test Dosage of EEC in People Aged 18 to 65 Years Old and the Safety and Preliminary Efficacy in People Aged 3 to 75 Years Old.

Conditions: Tuberculosis Interventions: Biological: 2.5 μg/ml EEC; Biological: 5μg/ml EEC; Biological: 5 unit（U） EC Sponsors: Chengdu CoenBiotech Co., Ltd; Beijing Chest Hospital, Capital Medical University; Wuhan Institute for Tuberculosis Control; The Public Health Clinical Center of Chengdu; Xuzhou Infectious Disease Hospital; Jiangsu Province Centers for Disease Control and Prevention; Changde First People ' s Hospital Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials