India Study on Epidemiology of Asthma, Respiratory Symptoms and Chronic Bronchitis (INSEARCH) 2007-2009 Survey: Cross-sectional - Household - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Aug 5, 2021
India Study on Epidemiology of Asthma, Respiratory Symptoms and Chronic Bronchitis 2004-2005 Multi-Centric Study on Prevalence of Asthma in Adults Survey: Cross-sectional - Household - Individual - Interview - Urban-rural representative GHDx Entry last modified on: Aug 5, 2021