To the Editor.— Rinaldi et al1 have to be congratulated on raising an important issue in their article on the classification and standardization of substance abuse terminology. One of the problems with many current psychiatric classification systems is that they lack validation. Since we suppose that validation is the next logical step in the Task Force's concept, we would like to point out one of the potential pitfalls of their definitions.Severe withdrawal phenomena have been described after abrupt cessation of therapeutic doses of benzodiazepines following long-term intake.2 This syndrome has been named low-dose dependence.3 It is usually discovered serendipitously, when patients abruptly stop taking their benzodiazepines. Many of these patients have been using the medication for years, without ever trying to stop and without developing tolerance to the drug's therapeutic effects.4 We feel that these patients fail to meet the dependence criteria of most classification
Country-Specific Mortality and Growth Failure in Infancy and Yound Children and Association With Material Stature
Use interactive graphics and maps to view and sort country-specific infant and early dhildhood mortality and growth failure data and their association with maternal
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