Scher, A <br/><br/>
Motor development and sleep problems among 9-month-olds.  [electronic resource] 

 -  Perceptual and motor skills  Dec 1998 
 - 1218 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0031-5125 
<br/><br/><label>Standard No.: </label>10.2466/pms.1998.87.3f.1218  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child Development--physiology<br/>Humans<br/>Infant<br/>Infant Behavior--physiology<br/>Motor Skills--physiology<br/>Sleep--physiology<br/>Sleep Wake Disorders--physiopathology