False samples are not the same as blind controls. Informal efforts to "test" a laboratory corrupt the data stream, where integrity is crucial.
Mills
L Scott
LS
D000818:Animals; D000835:Animals, Wild; D002335:Carnivora / Q000235:genetics; D003247:Conservation of Natural Resources; D016468:Forestry / Q000379:methods / Q000592:standards*; D005821:Genetic Techniques; D006197:Hair / Q000737:chemistry; D007753:Laboratories / Q000592:standards; D014481:United States