Lara, W.H. Takahashi, M.Y. <br/><br/>
Niveis de nitratos em hortalicas [Sao Paulo, Brasil] 
 Nitrate levels in fresh vegetables sold in Sao Paulo, Brazil 

<br/><br/><label>Subjects--Topical Terms: </label><br/>HORTALICA<br/>NITRATO<br/>CONTAMINACAO