Tollefson, G D <br/><br/>
Controlled, double-blind investigation of the clozapine discontinuation symptoms with conversion to either olanzapine or placebo. The Collaborative Crossover Study Group.  [electronic resource] 

 -  Journal of clinical psychopharmacology  Oct 1999 
 - 435-43 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Multicenter Study; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0271-0749 
<br/><br/><label>Standard No.: </label>10.1097/00004714-199910000-00007  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Antipsychotic Agents--adverse effects<br/>Benzodiazepines<br/>Clozapine--adverse effects<br/>Cross-Over Studies<br/>Double-Blind Method<br/>Female<br/>Humans<br/>Male<br/>Olanzapine<br/>Pirenzepine--analogs & derivatives<br/>Psychiatric Status Rating Scales<br/>Schizophrenia--drug therapy<br/>Substance Withdrawal Syndrome--epidemiology