https://www.irsst.qc.ca/publications-et-outils/publication/i/101087/n/evaluation-performance-filtres-ventilation-particules 2020 Canada technical report methods Angiokeratoma Ventilation nanoparticles ventilation, nos particle size ventilation due to procedures procedure, nos evaluation studies as topic waist
--- https://www.irsst.qc.ca/-publication-irsst-caracterisation-et-controle-de-exposition-professionnelle-aux-nanoparticules-et-particules-ultrafines-r-746.html https://www.irsst.qc.ca/media/documents/PubIRSST/R-746.pdf 2012 Canada French particle size occupational exposure particulate matter nanoparticles scientific and technical information