Taheri, Sousan, Adele Pouyafard, and Fahimeh Rashidi Maybodi. 2024. “Association Between Passive Smoking, Salivary Calcium Level, and Periodontal Health: A Cross-Sectional Study : Passive Smoking and Periodontal Health”. Regeneration, Reconstruction & Restoration (Triple R) 9 (September). https://doi.org/10.22037/rrr.v9.45535.