https://www.meteoschweiz.admin.ch/service-und-publikationen/publikationen/wissenschaftliche-publikationen/peer-reviewed/quantitative-dna-analyses-for-airborne-birch-pollen-plos-one-10-10-1371-journal-pone-0140949.html
Quantitative DNA Analyses for Airborne Birch Pollen, PLOS ONE, 10, 10.1371/journal.pone.0140949 -...