[Quality control surveys by the Foundation of the German Pollen Report Service].
Winkler
H
H
Kainka
E
E
Müsken
H
H
D000485:Allergens / Q000032:analysis*; D005582:Foundations; D005858:Germany; D011058:Pollen / Q000276:immunology*; D011786:Quality Control; D015203:Reproducibility of Results; D012621:Seasons
D000485:Allergens