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Experimental setup for deposition efficiency measurements with fluorescent polystyrene latex particles (PSL) [38]. (A) Nebulizer and (B) silica gel dryer for aerosol generation; (C,D) Instruments for SMPS—particle sizing; (E) NACIVT chamber for cell exposure at air-liquid interface; and (F) chamber-controlling laptop with a LabVIEW based program (National Instruments Switzerland GmbH, Ennetbaden, Switzerland).
