Solanki, N. T., Raju, S. P., Budhrani, D. and Patel, B. K. (2020) “A study of respiratory system involvement in autoimmune connective tissue diseases: a marker of morbidity”, International Journal of Research in Dermatology, 6(4), pp. 532–536. doi: 10.18203/issn.2455-4529.IntJResDermatol20202660.