title: [Particulate matter: an old pollutant with increasing public health challenges].
authors.forename: Xin-biao
authors.initials: XB
authors.lastname: Guo
mesh_terms: D000393:Air Pollutants; D052638:Particulate Matter; D011634:Public Health
chemical_list: D000393:Air Pollutants; D052638:Particulate Matter