Dried blood spots: Effects of less than optimal collection, shipping time, heat, and humidity.
Eileen M CrimminsYuan S ZhangJung Ki KimStephen FrochenHyewon KangHyunju ShimJennifer AilshireAlan PotterJake CofferenJessica FaulPublished in: American journal of human biology : the official journal of the Human Biology Council (2020)
Small spots, long shipping time, and exposure to high temperature and humidity need to be avoided if possible. Quality of spots and cards and information on shipping time and conditions should be coded with the data to make adjustments in values when necessary. The different results across analytes indicate that results cannot be generalized to all DBS assays.