all_drugs	all_drugs
asi	asi
demographics	demographics
detox	detox
everybody	everybody
fagerstrom	fagerstrom
first_survey	first_survey
meta_study_length	meta_study_length
meta_substance_groups_uds	meta_substance_groups_uds
pain	pain
psychiatric	psychiatric
qol	qol
randomization	randomization
rbs	rbs
rbs_iv	rbs_iv
screening_date	screening_date
sex	sex
site_masked	site_masked
tlfb	tlfb
treatment	treatment
uds	uds
uds_temp	uds_temp
visit	visit
withdrawal	withdrawal
withdrawal_pre_post	withdrawal_pre_post
