98 THE COLLECTION AND INTERPRETATION OF DATA FROM HIDDEN 
POPULATIONS. Elizabeth Y. Lambert, M.S., ed. 
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99 RESEARCH FINDINGS ON SMOKING OF ABUSED SUBSTANCES. C. 
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100 DRUGS IN THE WORKPLACE: RESEARCH AND EVALUATION DATA. 
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101 RESIDUAL EFFECTS OF ABUSED DRUGS ON BEHAVIOR. John W. 
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102 ANABOLIC STEROID ABUSE. Geraline C. Lin, Ph.D. and Lynda Erinoff, 
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103 DRUGS AND VIOLENCE; CAUSES, CORRELATES, AND 
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104 PSYCHOTHERAPY AND COUNSELING IN THE TREATMENT OF 
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105 PROBLEMS OF DRUG DEPENDENCE, 1990. PROCEEDINGS OF THE 
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OF DRUG DEPENDENCE, INC., Louis S. Harris, Ph.D., ed. 
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106 IMPROVING DRUG ABUSE TREATMENT. Roy W. Pickens, Ph.D.; Carl 
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