https://www.selleckchem.com/pr....oducts/5-n-ethyl-n-i
Sweden has one neonatal screening laboratory, receiving 115 to 120 thousand samples per year. Among the one million babies screened by tandem mass spectrometry from November 2010 until July 2019, a total of 665 babies were recalled and 311 verified as having one of the diseases screened for with this methodology, giving a positive predictive value (PPV) of 47% and an incidence of 13200. The PPV was high (41%) already in the first year after start of screening, thanks to the availability of the collaborative