Day, Andrew <br/><br/>
Assessment of three methods of pH probe positioning in preterm infants.  [electronic resource] 

 -  Journal of pediatric gastroenterology and nutrition  Feb 2003 
 - 292-3; author reply 293 p.  digital 
<br/><br/> Publication Type: Comment; Comparative Study; Letter 
<br/><br/><label>ISSN: </label>0277-2116 
<br/><br/><label>Standard No.: </label>10.1097/00005176-200302000-00025  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Body Height<br/>Body Weight<br/>Child<br/>Child, Preschool<br/>Esophagus--chemistry<br/>Female<br/>Gastroesophageal Reflux--diagnosis<br/>Humans<br/>Hydrogen-Ion Concentration<br/>Infant<br/>Male<br/>Mathematics