Singh, Raj Kamal. 2019. “Prevalence of Asthma and Association With the Allergic Rhinitis Among the Patients Attending a Tertiary Care Hospital of District Varanasi: A Cross Sectional Study”. International Journal of Research in Medical Sciences 7 (10):3739-43. https://doi.org/10.18203/2320-6012.ijrms20194302.