SPIEGELMAN, J Pollen counts; variability and percentage error in a given location under standard conditions. [electronic resource] - The Journal of allergy Nov 1951 - 536-40 p. digital Publication Type: Journal Article ISSN: 0021-8707 Standard No.: 10.1016/0021-8707(51)90110-4 doi Subjects--Topical Terms: AllergensHumansPollen