Possessing marijuana has morphed from being a felony to being legal in some states for medical and recreational use and as a result is flying high into the radars of laboratories that test for drug usage. Quest Diagnostics’ annual Drug Testing Index concluded that the rate of positive tests for pre-employment urine drug screening in…
Industry Buzz: Marijuana Driving More Positive Screening Tests
Possessing marijuana has morphed from being a felony to being legal in some states for medical and recreational use and as a result is flying high into the radars of laboratories that test for drug usage. Quest Diagnostics’ annual Drug Testing Index concluded that the rate of positive tests for pre-employment urine drug screening in […]