The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
The present study used analyses of data from five surveys of the same population over a 6-year period to examine the relationship of use of tranquilizers/sleeping pills with gender, age and use of other psychoactive substances. Part of the study involved identifying methodological issues in using surveys to study tranquilizer/sleeping pill use.Across surveys and within all age groups, females were...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.