Nardini, S., R. Cagnin, G. Invernizzi, A. Ruprecht, R. Boffi, and S. Formentini. “Indoor Particulate Matter Measurement As a Tool in the Process of the Implementation of Smoke-Free Hospitals”. Monaldi Archives for Chest Disease 61, no. 3 (September 30, 2004). Accessed March 28, 2024. https://www.monaldi-archives.org/macd/article/view/701.