 This where our efforts must expand beyond tweeting to real work . Google urine drug screens & effectivenessnRead the abstracts . < I do n’t have the money for pub med.nOr > < one could Google UDS and Chronic LTOT > ( long term opioid therapy . ) See what you come up with . We’ll compare results  
 one could Google UDS and Chronic LTOT 
 I do n’t have the money for pub med.nOr 