Olds, Tim <br/><br/>
The relationships between sex, age, geography and time in bed in adolescents: a meta-analysis of data from 23 countries.  [electronic resource] 

 -  Sleep medicine reviews  Dec 2010 
 - 371-8 p.  digital 
<br/><br/> Publication Type: Journal Article; Meta-Analysis; Review 
<br/><br/><label>ISSN: </label>1532-2955 
<br/><br/><label>Standard No.: </label>10.1016/j.smrv.2009.12.002  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Activities of Daily Living<br/>Adolescent<br/>Adolescent Behavior<br/>Asia--epidemiology<br/>Attitude to Health<br/>Child<br/>Child Behavior<br/>Cluster Analysis<br/>Europe--epidemiology<br/>Female<br/>Health Behavior<br/>Humans<br/>Life Style<br/>Male<br/>North America--epidemiology<br/>Quality of Life<br/>Sleep<br/>Sleep Deprivation--epidemiology<br/>Sleep Wake Disorders--epidemiology<br/>Social Environment<br/>Socioeconomic Factors<br/>Wakefulness