Risk factors and prognosis of recurrent wheezing in Chinese young children: a prospective cohort study

Nearly all the investigations into the risk factors for wheezing and asthma were conducted in developed countries with a high prevalence rate of asthma and allergy, but the studies in developing countries are limited. In this study, we aimed to investigate the risk factors for different wheezing phenotypes in Chinese young children and to explore the prognosis of recurrent wheezing.This cohort study contained the recruitment stage and the...