Prof. CHEUNG Yuet-WahCh’ien, James M.N.James M.N.Ch’ienProf. TANG So Kum, CatherineCatherineProf. TANG So KumPi, Peter W.L.Peter W.L.PiCheung, Nicole W.T.Nicole W.T.CheungChoi, Jonathan F.M.Jonathan F.M.ChoiWong, Amy M.L. AuAmy M.L. AuWongHo, Sammy C.C.Sammy C.C.Ho2021-02-202021-02-202003Conference on Chronic Drug Abuse in Hong Kong: Latest Findings and Service Relevancehttp://hdl.handle.net/20.500.11861/6350enA longitudinal study of chronic drug abusers in Hong KongConference Paper