Peleg, D <br/><br/>
Letter: Lecithin/sphingomyelin ratio in tracheal aspirate.  [electronic resource] 

 -  Lancet (London, England)  May 1976 
 - 1188 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/s0140-6736(76)91583-x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birth Order<br/>Exudates and Transudates--analysis<br/>Female<br/>Humans<br/>Infant, Newborn<br/>Lung--embryology<br/>Phosphatidylcholines--analysis<br/>Pregnancy<br/>Quadruplets<br/>Sphingomyelins--analysis<br/>Trachea--metabolism<br/>Triplets