McGill, P <br/><br/>
Variability in staff reports of the frequency of challenging behavior.  [electronic resource] 

 -  Research in developmental disabilities   
 - 221-31 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0891-4222 
<br/><br/><label>Standard No.: </label>10.1016/s0891-4222(01)00069-5  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aggression<br/>Developmental Disabilities--psychology<br/>Female<br/>Humans<br/>Incidence<br/>Male<br/>Middle Aged<br/>Observer Variation<br/>Professional-Patient Relations<br/>Reproducibility of Results<br/>Stereotyped Behavior