Dermatitis. 2007;18(2):63-77. Experts have suggested including at least 20 human controls when testing with nonstandardized antigens. The ideal negative control is a patient with a recent history ...

For instance, the Institute d’Elevage (IDELE), which focuses on livestock, claimed in a November report that Brazil continues to use bacitracin and virginiamycin as growth promoters, even though ...

The data, collected through the voluntary participation of US poultry companies, show that the proportion of broiler chickens receiving antibiotics in the hatchery dropped from 90% in 2013 to less ...