Torres Fermán, Irma Aída <br/><br/>
[Asthma prevalence in adolescents. Relation to sex and active smoking].  [electronic resource] 

 -  Revista alergia Mexico (Tecamachalco, Puebla, Mexico : 1993)   
 - 146-52 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-5151 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Asthma--epidemiology<br/>Cross-Sectional Studies<br/>Humans<br/>Prevalence<br/>Respiratory Sounds<br/>Smoking