Parmar G, Parmar S, Amin S, Patel NB. A Study on Association Between Passive Smoking and Childhood Tuberculosis in Surat City: A Case Control Study. Natl J Med Res [Internet]. 2025 Jul. 1 [cited 2025 Jul. 9];15(03):189-93. Available from: https://njmr.in/index.php/file/article/view/1103