Widuri A, Triwulandari K. The Effects of Secondhand Smoke Exposure on Serum Immunoglobulin E Levels among Children of Elementary School. Open Access Maced J Med Sci [Internet]. 2020 Oct. 24 [cited 2024 May 7];8(B):1240-3. Available from: https://oamjms.eu/index.php/mjms/article/view/5277