Salivary free light chains and salivary immunoglobulins as potential non‐invasive biomarkers in primary Sjögren's syndrome. - Sandhya, Pulukool; Kabeerdoss, Jayakanthan; Christudoss, Pamela; Arulraj, Roy; Mandal, Santosh Kumar; Janardana, Ramya; Chebbi, Pramod Prahlad; Ganesan, Maya Pavalasseril; Mahasampath, Gowri; Danda, Debashish (International Journal of Rheumatic Diseases, 2022)